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Finding the Fourth Proportional to 22,806.61, 34,209.90 and 16,606.08

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Solution

The fourth proportional to 22,806.61, 34,209.90 and 16,606.08 is: 24,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,806.61 : 34,209.90 = 16,606.08 : x
  2. Step 2: Convert to fraction form
    22,806.61/34,209.90 = 16,606.08/x
  3. Step 3: Cross multiply
    22,806.61x = 34,209.90 × 16,606.08
  4. Step 4: Simplify right side
    22,806.61x = 568,092,336.19
  5. Step 5: Solve for x
    x = 568,092,336.19/22,806.61
  6. Step 6: Final answer
    x = 24,909.11

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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.