Home / 29,330.08-40,475.56-15,901.28

Finding the Fourth Proportional to 29,330.08, 40,475.56 and 15,901.28

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Solution

The fourth proportional to 29,330.08, 40,475.56 and 15,901.28 is: 21,943.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,330.08 : 40,475.56 = 15,901.28 : x
  2. Step 2: Convert to fraction form
    29,330.08/40,475.56 = 15,901.28/x
  3. Step 3: Cross multiply
    29,330.08x = 40,475.56 × 15,901.28
  4. Step 4: Simplify right side
    29,330.08x = 643,613,212.72
  5. Step 5: Solve for x
    x = 643,613,212.72/29,330.08
  6. Step 6: Final answer
    x = 21,943.79

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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.