Home / 36,422.55-54,549.13-35,159.78

Finding the Fourth Proportional to 36,422.55, 54,549.13 and 35,159.78

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Solution

The fourth proportional to 36,422.55, 54,549.13 and 35,159.78 is: 52,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.55 : 54,549.13 = 35,159.78 : x
  2. Step 2: Convert to fraction form
    36,422.55/54,549.13 = 35,159.78/x
  3. Step 3: Cross multiply
    36,422.55x = 54,549.13 × 35,159.78
  4. Step 4: Simplify right side
    36,422.55x = 1,917,935,749.43
  5. Step 5: Solve for x
    x = 1,917,935,749.43/36,422.55
  6. Step 6: Final answer
    x = 52,657.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.