Home / 17,557.48-24,245.49-11,280.79

Finding the Fourth Proportional to 17,557.48, 24,245.49 and 11,280.79

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Solution

The fourth proportional to 17,557.48, 24,245.49 and 11,280.79 is: 15,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.48 : 24,245.49 = 11,280.79 : x
  2. Step 2: Convert to fraction form
    17,557.48/24,245.49 = 11,280.79/x
  3. Step 3: Cross multiply
    17,557.48x = 24,245.49 × 11,280.79
  4. Step 4: Simplify right side
    17,557.48x = 273,508,281.14
  5. Step 5: Solve for x
    x = 273,508,281.14/17,557.48
  6. Step 6: Final answer
    x = 15,577.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.