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Finding the Fourth Proportional to 16,617.90, 24,941.43 and 9,230.70

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Solution

The fourth proportional to 16,617.90, 24,941.43 and 9,230.70 is: 13,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.90 : 24,941.43 = 9,230.70 : x
  2. Step 2: Convert to fraction form
    16,617.90/24,941.43 = 9,230.70/x
  3. Step 3: Cross multiply
    16,617.90x = 24,941.43 × 9,230.70
  4. Step 4: Simplify right side
    16,617.90x = 230,226,857.90
  5. Step 5: Solve for x
    x = 230,226,857.90/16,617.90
  6. Step 6: Final answer
    x = 13,854.15

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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.