Home / 40,279.17-55,581.49-22,373.11

Finding the Fourth Proportional to 40,279.17, 55,581.49 and 22,373.11

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Solution

The fourth proportional to 40,279.17, 55,581.49 and 22,373.11 is: 30,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279.17 : 55,581.49 = 22,373.11 : x
  2. Step 2: Convert to fraction form
    40,279.17/55,581.49 = 22,373.11/x
  3. Step 3: Cross multiply
    40,279.17x = 55,581.49 × 22,373.11
  4. Step 4: Simplify right side
    40,279.17x = 1,243,530,887.18
  5. Step 5: Solve for x
    x = 1,243,530,887.18/40,279.17
  6. Step 6: Final answer
    x = 30,872.80

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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.