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Finding the Fourth Proportional to 25,841.92, 35,658.78 and 14,508.94

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Solution

The fourth proportional to 25,841.92, 35,658.78 and 14,508.94 is: 20,020.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.92 : 35,658.78 = 14,508.94 : x
  2. Step 2: Convert to fraction form
    25,841.92/35,658.78 = 14,508.94/x
  3. Step 3: Cross multiply
    25,841.92x = 35,658.78 × 14,508.94
  4. Step 4: Simplify right side
    25,841.92x = 517,371,099.49
  5. Step 5: Solve for x
    x = 517,371,099.49/25,841.92
  6. Step 6: Final answer
    x = 20,020.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.