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Finding the Fourth Proportional to 17,399.52, 26,081.76 and 10,001.76

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Solution

The fourth proportional to 17,399.52, 26,081.76 and 10,001.76 is: 14,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,399.52 : 26,081.76 = 10,001.76 : x
  2. Step 2: Convert to fraction form
    17,399.52/26,081.76 = 10,001.76/x
  3. Step 3: Cross multiply
    17,399.52x = 26,081.76 × 10,001.76
  4. Step 4: Simplify right side
    17,399.52x = 260,863,503.90
  5. Step 5: Solve for x
    x = 260,863,503.90/17,399.52
  6. Step 6: Final answer
    x = 14,992.57

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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.