Home / 17,432.52-26,143.31-7,569.15

Finding the Fourth Proportional to 17,432.52, 26,143.31 and 7,569.15

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Solution

The fourth proportional to 17,432.52, 26,143.31 and 7,569.15 is: 11,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,432.52 : 26,143.31 = 7,569.15 : x
  2. Step 2: Convert to fraction form
    17,432.52/26,143.31 = 7,569.15/x
  3. Step 3: Cross multiply
    17,432.52x = 26,143.31 × 7,569.15
  4. Step 4: Simplify right side
    17,432.52x = 197,882,513.20
  5. Step 5: Solve for x
    x = 197,882,513.20/17,432.52
  6. Step 6: Final answer
    x = 11,351.35

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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.