Home / 16,479.44-24,717.10-5,385.20

Finding the Fourth Proportional to 16,479.44, 24,717.10 and 5,385.20

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Solution

The fourth proportional to 16,479.44, 24,717.10 and 5,385.20 is: 8,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.44 : 24,717.10 = 5,385.20 : x
  2. Step 2: Convert to fraction form
    16,479.44/24,717.10 = 5,385.20/x
  3. Step 3: Cross multiply
    16,479.44x = 24,717.10 × 5,385.20
  4. Step 4: Simplify right side
    16,479.44x = 133,106,526.92
  5. Step 5: Solve for x
    x = 133,106,526.92/16,479.44
  6. Step 6: Final answer
    x = 8,077.13

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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.