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Finding the Fourth Proportional to 15,167.20, 22,747.62 and 5,804.10

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Solution

The fourth proportional to 15,167.20, 22,747.62 and 5,804.10 is: 8,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167.20 : 22,747.62 = 5,804.10 : x
  2. Step 2: Convert to fraction form
    15,167.20/22,747.62 = 5,804.10/x
  3. Step 3: Cross multiply
    15,167.20x = 22,747.62 × 5,804.10
  4. Step 4: Simplify right side
    15,167.20x = 132,029,461.24
  5. Step 5: Solve for x
    x = 132,029,461.24/15,167.20
  6. Step 6: Final answer
    x = 8,704.93

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1.5x scale

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.