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Finding the Fourth Proportional to 41,866.52, 62,798.90 and 12,283.70

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Solution

The fourth proportional to 41,866.52, 62,798.90 and 12,283.70 is: 18,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,866.52 : 62,798.90 = 12,283.70 : x
  2. Step 2: Convert to fraction form
    41,866.52/62,798.90 = 12,283.70/x
  3. Step 3: Cross multiply
    41,866.52x = 62,798.90 × 12,283.70
  4. Step 4: Simplify right side
    41,866.52x = 771,402,847.93
  5. Step 5: Solve for x
    x = 771,402,847.93/41,866.52
  6. Step 6: Final answer
    x = 18,425.29

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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.