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Finding the Fourth Proportional to 62,599.38, 93,900.69 and 15,855.90

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Solution

The fourth proportional to 62,599.38, 93,900.69 and 15,855.90 is: 23,784.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,599.38 : 93,900.69 = 15,855.90 : x
  2. Step 2: Convert to fraction form
    62,599.38/93,900.69 = 15,855.90/x
  3. Step 3: Cross multiply
    62,599.38x = 93,900.69 × 15,855.90
  4. Step 4: Simplify right side
    62,599.38x = 1,488,879,950.57
  5. Step 5: Solve for x
    x = 1,488,879,950.57/62,599.38
  6. Step 6: Final answer
    x = 23,784.26

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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.