Home / 44,082.16-66,134.16-20,681.24

Finding the Fourth Proportional to 44,082.16, 66,134.16 and 20,681.24

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Solution

The fourth proportional to 44,082.16, 66,134.16 and 20,681.24 is: 31,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,082.16 : 66,134.16 = 20,681.24 : x
  2. Step 2: Convert to fraction form
    44,082.16/66,134.16 = 20,681.24/x
  3. Step 3: Cross multiply
    44,082.16x = 66,134.16 × 20,681.24
  4. Step 4: Simplify right side
    44,082.16x = 1,367,736,435.16
  5. Step 5: Solve for x
    x = 1,367,736,435.16/44,082.16
  6. Step 6: Final answer
    x = 31,026.98

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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.