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Finding the Fourth Proportional to 16,687.08, 25,030.62 and 5,590.62

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Solution

The fourth proportional to 16,687.08, 25,030.62 and 5,590.62 is: 8,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.08 : 25,030.62 = 5,590.62 : x
  2. Step 2: Convert to fraction form
    16,687.08/25,030.62 = 5,590.62/x
  3. Step 3: Cross multiply
    16,687.08x = 25,030.62 × 5,590.62
  4. Step 4: Simplify right side
    16,687.08x = 139,936,684.78
  5. Step 5: Solve for x
    x = 139,936,684.78/16,687.08
  6. Step 6: Final answer
    x = 8,385.93

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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.