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Finding the Fourth Proportional to 16,151.80, 24,281.70 and 14,013.40

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Solution

The fourth proportional to 16,151.80, 24,281.70 and 14,013.40 is: 21,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.80 : 24,281.70 = 14,013.40 : x
  2. Step 2: Convert to fraction form
    16,151.80/24,281.70 = 14,013.40/x
  3. Step 3: Cross multiply
    16,151.80x = 24,281.70 × 14,013.40
  4. Step 4: Simplify right side
    16,151.80x = 340,269,174.78
  5. Step 5: Solve for x
    x = 340,269,174.78/16,151.80
  6. Step 6: Final answer
    x = 21,066.95

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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.