Home / 54,008.60-74,519.94-31,334.46

Finding the Fourth Proportional to 54,008.60, 74,519.94 and 31,334.46

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Solution

The fourth proportional to 54,008.60, 74,519.94 and 31,334.46 is: 43,234.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,008.60 : 74,519.94 = 31,334.46 : x
  2. Step 2: Convert to fraction form
    54,008.60/74,519.94 = 31,334.46/x
  3. Step 3: Cross multiply
    54,008.60x = 74,519.94 × 31,334.46
  4. Step 4: Simplify right side
    54,008.60x = 2,335,042,079.13
  5. Step 5: Solve for x
    x = 2,335,042,079.13/54,008.60
  6. Step 6: Final answer
    x = 43,234.63

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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.