Home / 44,142.80-66,207.14-19,176.14

Finding the Fourth Proportional to 44,142.80, 66,207.14 and 19,176.14

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Solution

The fourth proportional to 44,142.80, 66,207.14 and 19,176.14 is: 28,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,142.80 : 66,207.14 = 19,176.14 : x
  2. Step 2: Convert to fraction form
    44,142.80/66,207.14 = 19,176.14/x
  3. Step 3: Cross multiply
    44,142.80x = 66,207.14 × 19,176.14
  4. Step 4: Simplify right side
    44,142.80x = 1,269,597,385.64
  5. Step 5: Solve for x
    x = 1,269,597,385.64/44,142.80
  6. Step 6: Final answer
    x = 28,761.14

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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.