Home / 40,144.17-55,402.07-22,240.83

Finding the Fourth Proportional to 40,144.17, 55,402.07 and 22,240.83

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Solution

The fourth proportional to 40,144.17, 55,402.07 and 22,240.83 is: 30,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,144.17 : 55,402.07 = 22,240.83 : x
  2. Step 2: Convert to fraction form
    40,144.17/55,402.07 = 22,240.83/x
  3. Step 3: Cross multiply
    40,144.17x = 55,402.07 × 22,240.83
  4. Step 4: Simplify right side
    40,144.17x = 1,232,188,020.52
  5. Step 5: Solve for x
    x = 1,232,188,020.52/40,144.17
  6. Step 6: Final answer
    x = 30,694.07

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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.