Home / 16,306.80-24,451.92-6,943.20

Finding the Fourth Proportional to 16,306.80, 24,451.92 and 6,943.20

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Solution

The fourth proportional to 16,306.80, 24,451.92 and 6,943.20 is: 10,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,306.80 : 24,451.92 = 6,943.20 : x
  2. Step 2: Convert to fraction form
    16,306.80/24,451.92 = 6,943.20/x
  3. Step 3: Cross multiply
    16,306.80x = 24,451.92 × 6,943.20
  4. Step 4: Simplify right side
    16,306.80x = 169,774,570.94
  5. Step 5: Solve for x
    x = 169,774,570.94/16,306.80
  6. Step 6: Final answer
    x = 10,411.27

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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.