Home / 29,115.29-40,250.76-28,848.88

Finding the Fourth Proportional to 29,115.29, 40,250.76 and 28,848.88

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Solution

The fourth proportional to 29,115.29, 40,250.76 and 28,848.88 is: 39,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115.29 : 40,250.76 = 28,848.88 : x
  2. Step 2: Convert to fraction form
    29,115.29/40,250.76 = 28,848.88/x
  3. Step 3: Cross multiply
    29,115.29x = 40,250.76 × 28,848.88
  4. Step 4: Simplify right side
    29,115.29x = 1,161,189,287.28
  5. Step 5: Solve for x
    x = 1,161,189,287.28/29,115.29
  6. Step 6: Final answer
    x = 39,882.45

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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.