Home / 16,488.95-24,717.88-5,387.88

Finding the Fourth Proportional to 16,488.95, 24,717.88 and 5,387.88

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Solution

The fourth proportional to 16,488.95, 24,717.88 and 5,387.88 is: 8,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.95 : 24,717.88 = 5,387.88 : x
  2. Step 2: Convert to fraction form
    16,488.95/24,717.88 = 5,387.88/x
  3. Step 3: Cross multiply
    16,488.95x = 24,717.88 × 5,387.88
  4. Step 4: Simplify right side
    16,488.95x = 133,176,981.60
  5. Step 5: Solve for x
    x = 133,176,981.60/16,488.95
  6. Step 6: Final answer
    x = 8,076.74

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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.