Home / 44,118.80-66,141-19,140.04

Finding the Fourth Proportional to 44,118.80, 66,141 and 19,140.04

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Solution

The fourth proportional to 44,118.80, 66,141 and 19,140.04 is: 28,693.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,118.80 : 66,141 = 19,140.04 : x
  2. Step 2: Convert to fraction form
    44,118.80/66,141 = 19,140.04/x
  3. Step 3: Cross multiply
    44,118.80x = 66,141 × 19,140.04
  4. Step 4: Simplify right side
    44,118.80x = 1,265,941,385.64
  5. Step 5: Solve for x
    x = 1,265,941,385.64/44,118.80
  6. Step 6: Final answer
    x = 28,693.92

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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.