Home / 38,265.24-52,805.88-21,498.24

Finding the Fourth Proportional to 38,265.24, 52,805.88 and 21,498.24

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Solution

The fourth proportional to 38,265.24, 52,805.88 and 21,498.24 is: 29,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.24 : 52,805.88 = 21,498.24 : x
  2. Step 2: Convert to fraction form
    38,265.24/52,805.88 = 21,498.24/x
  3. Step 3: Cross multiply
    38,265.24x = 52,805.88 × 21,498.24
  4. Step 4: Simplify right side
    38,265.24x = 1,135,233,481.65
  5. Step 5: Solve for x
    x = 1,135,233,481.65/38,265.24
  6. Step 6: Final answer
    x = 29,667.49

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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.