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Finding the Fourth Proportional to 22,602.40, 33,909.23 and 15,951.87

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Solution

The fourth proportional to 22,602.40, 33,909.23 and 15,951.87 is: 23,931.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.40 : 33,909.23 = 15,951.87 : x
  2. Step 2: Convert to fraction form
    22,602.40/33,909.23 = 15,951.87/x
  3. Step 3: Cross multiply
    22,602.40x = 33,909.23 × 15,951.87
  4. Step 4: Simplify right side
    22,602.40x = 540,915,668.64
  5. Step 5: Solve for x
    x = 540,915,668.64/22,602.40
  6. Step 6: Final answer
    x = 23,931.78

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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.