Home / 16,220.81-24,332.36-5,689.59

Finding the Fourth Proportional to 16,220.81, 24,332.36 and 5,689.59

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Solution

The fourth proportional to 16,220.81, 24,332.36 and 5,689.59 is: 8,534.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,220.81 : 24,332.36 = 5,689.59 : x
  2. Step 2: Convert to fraction form
    16,220.81/24,332.36 = 5,689.59/x
  3. Step 3: Cross multiply
    16,220.81x = 24,332.36 × 5,689.59
  4. Step 4: Simplify right side
    16,220.81x = 138,441,123.68
  5. Step 5: Solve for x
    x = 138,441,123.68/16,220.81
  6. Step 6: Final answer
    x = 8,534.79

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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.