Home / 38,370.48-52,939.08-21,600.24

Finding the Fourth Proportional to 38,370.48, 52,939.08 and 21,600.24

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Solution

The fourth proportional to 38,370.48, 52,939.08 and 21,600.24 is: 29,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,370.48 : 52,939.08 = 21,600.24 : x
  2. Step 2: Convert to fraction form
    38,370.48/52,939.08 = 21,600.24/x
  3. Step 3: Cross multiply
    38,370.48x = 52,939.08 × 21,600.24
  4. Step 4: Simplify right side
    38,370.48x = 1,143,496,833.38
  5. Step 5: Solve for x
    x = 1,143,496,833.38/38,370.48
  6. Step 6: Final answer
    x = 29,801.47

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.