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Finding the Fourth Proportional to 17,972.76, 24,800.76 and 11,608.59

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Solution

The fourth proportional to 17,972.76, 24,800.76 and 11,608.59 is: 16,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.76 : 24,800.76 = 11,608.59 : x
  2. Step 2: Convert to fraction form
    17,972.76/24,800.76 = 11,608.59/x
  3. Step 3: Cross multiply
    17,972.76x = 24,800.76 × 11,608.59
  4. Step 4: Simplify right side
    17,972.76x = 287,901,854.53
  5. Step 5: Solve for x
    x = 287,901,854.53/17,972.76
  6. Step 6: Final answer
    x = 16,018.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.