Home / 44,111.31-66,298.19-20,754.15

Finding the Fourth Proportional to 44,111.31, 66,298.19 and 20,754.15

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Solution

The fourth proportional to 44,111.31, 66,298.19 and 20,754.15 is: 31,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,111.31 : 66,298.19 = 20,754.15 : x
  2. Step 2: Convert to fraction form
    44,111.31/66,298.19 = 20,754.15/x
  3. Step 3: Cross multiply
    44,111.31x = 66,298.19 × 20,754.15
  4. Step 4: Simplify right side
    44,111.31x = 1,375,962,476.22
  5. Step 5: Solve for x
    x = 1,375,962,476.22/44,111.31
  6. Step 6: Final answer
    x = 31,192.96

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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.