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Finding the Fourth Proportional to 24,919.59, 37,385.68 and 8,279.71

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Solution

The fourth proportional to 24,919.59, 37,385.68 and 8,279.71 is: 12,421.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,919.59 : 37,385.68 = 8,279.71 : x
  2. Step 2: Convert to fraction form
    24,919.59/37,385.68 = 8,279.71/x
  3. Step 3: Cross multiply
    24,919.59x = 37,385.68 × 8,279.71
  4. Step 4: Simplify right side
    24,919.59x = 309,542,588.55
  5. Step 5: Solve for x
    x = 309,542,588.55/24,919.59
  6. Step 6: Final answer
    x = 12,421.66

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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.