Home / 15,508.91-23,261.17-4,977.57

Finding the Fourth Proportional to 15,508.91, 23,261.17 and 4,977.57

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Solution

The fourth proportional to 15,508.91, 23,261.17 and 4,977.57 is: 7,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,508.91 : 23,261.17 = 4,977.57 : x
  2. Step 2: Convert to fraction form
    15,508.91/23,261.17 = 4,977.57/x
  3. Step 3: Cross multiply
    15,508.91x = 23,261.17 × 4,977.57
  4. Step 4: Simplify right side
    15,508.91x = 115,784,101.96
  5. Step 5: Solve for x
    x = 115,784,101.96/15,508.91
  6. Step 6: Final answer
    x = 7,465.65

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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.