Home / 38,412.72-57,614.16-10,335.12

Finding the Fourth Proportional to 38,412.72, 57,614.16 and 10,335.12

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Solution

The fourth proportional to 38,412.72, 57,614.16 and 10,335.12 is: 15,501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,412.72 : 57,614.16 = 10,335.12 : x
  2. Step 2: Convert to fraction form
    38,412.72/57,614.16 = 10,335.12/x
  3. Step 3: Cross multiply
    38,412.72x = 57,614.16 × 10,335.12
  4. Step 4: Simplify right side
    38,412.72x = 595,449,257.30
  5. Step 5: Solve for x
    x = 595,449,257.30/38,412.72
  6. Step 6: Final answer
    x = 15,501.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.