Home / 29,387.50-40,553.86-15,958.51

Finding the Fourth Proportional to 29,387.50, 40,553.86 and 15,958.51

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Solution

The fourth proportional to 29,387.50, 40,553.86 and 15,958.51 is: 22,022.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.50 : 40,553.86 = 15,958.51 : x
  2. Step 2: Convert to fraction form
    29,387.50/40,553.86 = 15,958.51/x
  3. Step 3: Cross multiply
    29,387.50x = 40,553.86 × 15,958.51
  4. Step 4: Simplify right side
    29,387.50x = 647,179,180.35
  5. Step 5: Solve for x
    x = 647,179,180.35/29,387.50
  6. Step 6: Final answer
    x = 22,022.26

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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.