Home / 10,073.07-15,008.40-9,507.20

Finding the Fourth Proportional to 10,073.07, 15,008.40 and 9,507.20

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Solution

The fourth proportional to 10,073.07, 15,008.40 and 9,507.20 is: 14,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.07 : 15,008.40 = 9,507.20 : x
  2. Step 2: Convert to fraction form
    10,073.07/15,008.40 = 9,507.20/x
  3. Step 3: Cross multiply
    10,073.07x = 15,008.40 × 9,507.20
  4. Step 4: Simplify right side
    10,073.07x = 142,687,785.44
  5. Step 5: Solve for x
    x = 142,687,785.44/10,073.07
  6. Step 6: Final answer
    x = 14,165.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.