Home / 25,279.92-34,897.46-16,331.78

Finding the Fourth Proportional to 25,279.92, 34,897.46 and 16,331.78

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Solution

The fourth proportional to 25,279.92, 34,897.46 and 16,331.78 is: 22,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.92 : 34,897.46 = 16,331.78 : x
  2. Step 2: Convert to fraction form
    25,279.92/34,897.46 = 16,331.78/x
  3. Step 3: Cross multiply
    25,279.92x = 34,897.46 × 16,331.78
  4. Step 4: Simplify right side
    25,279.92x = 569,937,383.13
  5. Step 5: Solve for x
    x = 569,937,383.13/25,279.92
  6. Step 6: Final answer
    x = 22,545.06

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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.