Home / 40,164.17-55,425.15-22,260.85

Finding the Fourth Proportional to 40,164.17, 55,425.15 and 22,260.85

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Solution

The fourth proportional to 40,164.17, 55,425.15 and 22,260.85 is: 30,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164.17 : 55,425.15 = 22,260.85 : x
  2. Step 2: Convert to fraction form
    40,164.17/55,425.15 = 22,260.85/x
  3. Step 3: Cross multiply
    40,164.17x = 55,425.15 × 22,260.85
  4. Step 4: Simplify right side
    40,164.17x = 1,233,810,811.81
  5. Step 5: Solve for x
    x = 1,233,810,811.81/40,164.17
  6. Step 6: Final answer
    x = 30,719.19

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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.