Home / 16,472.82-22,754.61-15,695.22

Finding the Fourth Proportional to 16,472.82, 22,754.61 and 15,695.22

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Solution

The fourth proportional to 16,472.82, 22,754.61 and 15,695.22 is: 21,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,472.82 : 22,754.61 = 15,695.22 : x
  2. Step 2: Convert to fraction form
    16,472.82/22,754.61 = 15,695.22/x
  3. Step 3: Cross multiply
    16,472.82x = 22,754.61 × 15,695.22
  4. Step 4: Simplify right side
    16,472.82x = 357,138,609.96
  5. Step 5: Solve for x
    x = 357,138,609.96/16,472.82
  6. Step 6: Final answer
    x = 21,680.48

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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.