Home / 44,119.80-66,189.96-12,957.48

Finding the Fourth Proportional to 44,119.80, 66,189.96 and 12,957.48

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Solution

The fourth proportional to 44,119.80, 66,189.96 and 12,957.48 is: 19,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,119.80 : 66,189.96 = 12,957.48 : x
  2. Step 2: Convert to fraction form
    44,119.80/66,189.96 = 12,957.48/x
  3. Step 3: Cross multiply
    44,119.80x = 66,189.96 × 12,957.48
  4. Step 4: Simplify right side
    44,119.80x = 857,655,082.90
  5. Step 5: Solve for x
    x = 857,655,082.90/44,119.80
  6. Step 6: Final answer
    x = 19,439.23

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1.5x scale

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.