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Finding the Fourth Proportional to 16,606.60, 24,909.90 and 13,496.20

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Solution

The fourth proportional to 16,606.60, 24,909.90 and 13,496.20 is: 20,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,606.60 : 24,909.90 = 13,496.20 : x
  2. Step 2: Convert to fraction form
    16,606.60/24,909.90 = 13,496.20/x
  3. Step 3: Cross multiply
    16,606.60x = 24,909.90 × 13,496.20
  4. Step 4: Simplify right side
    16,606.60x = 336,188,992.38
  5. Step 5: Solve for x
    x = 336,188,992.38/16,606.60
  6. Step 6: Final answer
    x = 20,244.30

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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.