Home / 44,111.68-66,175.71-20,738.11

Finding the Fourth Proportional to 44,111.68, 66,175.71 and 20,738.11

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Solution

The fourth proportional to 44,111.68, 66,175.71 and 20,738.11 is: 31,111.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,111.68 : 66,175.71 = 20,738.11 : x
  2. Step 2: Convert to fraction form
    44,111.68/66,175.71 = 20,738.11/x
  3. Step 3: Cross multiply
    44,111.68x = 66,175.71 × 20,738.11
  4. Step 4: Simplify right side
    44,111.68x = 1,372,359,153.31
  5. Step 5: Solve for x
    x = 1,372,359,153.31/44,111.68
  6. Step 6: Final answer
    x = 31,111.02

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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.