Home / 38,324.56-52,921.08-28,270.40

Finding the Fourth Proportional to 38,324.56, 52,921.08 and 28,270.40

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Solution

The fourth proportional to 38,324.56, 52,921.08 and 28,270.40 is: 39,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.56 : 52,921.08 = 28,270.40 : x
  2. Step 2: Convert to fraction form
    38,324.56/52,921.08 = 28,270.40/x
  3. Step 3: Cross multiply
    38,324.56x = 52,921.08 × 28,270.40
  4. Step 4: Simplify right side
    38,324.56x = 1,496,100,100.03
  5. Step 5: Solve for x
    x = 1,496,100,100.03/38,324.56
  6. Step 6: Final answer
    x = 39,037.63

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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.