Home / 26,753.60-36,920.14-14,817.11

Finding the Fourth Proportional to 26,753.60, 36,920.14 and 14,817.11

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Solution

The fourth proportional to 26,753.60, 36,920.14 and 14,817.11 is: 20,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.60 : 36,920.14 = 14,817.11 : x
  2. Step 2: Convert to fraction form
    26,753.60/36,920.14 = 14,817.11/x
  3. Step 3: Cross multiply
    26,753.60x = 36,920.14 × 14,817.11
  4. Step 4: Simplify right side
    26,753.60x = 547,049,553.95
  5. Step 5: Solve for x
    x = 547,049,553.95/26,753.60
  6. Step 6: Final answer
    x = 20,447.70

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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.