Home / 13,769.01-20,625.68-9,077.42

Finding the Fourth Proportional to 13,769.01, 20,625.68 and 9,077.42

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Solution

The fourth proportional to 13,769.01, 20,625.68 and 9,077.42 is: 13,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.01 : 20,625.68 = 9,077.42 : x
  2. Step 2: Convert to fraction form
    13,769.01/20,625.68 = 9,077.42/x
  3. Step 3: Cross multiply
    13,769.01x = 20,625.68 × 9,077.42
  4. Step 4: Simplify right side
    13,769.01x = 187,227,960.15
  5. Step 5: Solve for x
    x = 187,227,960.15/13,769.01
  6. Step 6: Final answer
    x = 13,597.78

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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.