Home / 25,272.56-34,869.13-16,320.44

Finding the Fourth Proportional to 25,272.56, 34,869.13 and 16,320.44

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Solution

The fourth proportional to 25,272.56, 34,869.13 and 16,320.44 is: 22,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.56 : 34,869.13 = 16,320.44 : x
  2. Step 2: Convert to fraction form
    25,272.56/34,869.13 = 16,320.44/x
  3. Step 3: Cross multiply
    25,272.56x = 34,869.13 × 16,320.44
  4. Step 4: Simplify right side
    25,272.56x = 569,079,328.87
  5. Step 5: Solve for x
    x = 569,079,328.87/25,272.56
  6. Step 6: Final answer
    x = 22,517.68

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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.