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Finding the Fourth Proportional to 62,274.40, 93,411.60 and 17,898.55

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Solution

The fourth proportional to 62,274.40, 93,411.60 and 17,898.55 is: 26,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,274.40 : 93,411.60 = 17,898.55 : x
  2. Step 2: Convert to fraction form
    62,274.40/93,411.60 = 17,898.55/x
  3. Step 3: Cross multiply
    62,274.40x = 93,411.60 × 17,898.55
  4. Step 4: Simplify right side
    62,274.40x = 1,671,932,193.18
  5. Step 5: Solve for x
    x = 1,671,932,193.18/62,274.40
  6. Step 6: Final answer
    x = 26,847.83

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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.