Home / 29,089.68-43,641-15,935.28

Finding the Fourth Proportional to 29,089.68, 43,641 and 15,935.28

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Solution

The fourth proportional to 29,089.68, 43,641 and 15,935.28 is: 23,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089.68 : 43,641 = 15,935.28 : x
  2. Step 2: Convert to fraction form
    29,089.68/43,641 = 15,935.28/x
  3. Step 3: Cross multiply
    29,089.68x = 43,641 × 15,935.28
  4. Step 4: Simplify right side
    29,089.68x = 695,431,554.48
  5. Step 5: Solve for x
    x = 695,431,554.48/29,089.68
  6. Step 6: Final answer
    x = 23,906.47

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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.