Home / 25,543.56-38,282.82-11,488.56

Finding the Fourth Proportional to 25,543.56, 38,282.82 and 11,488.56

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Solution

The fourth proportional to 25,543.56, 38,282.82 and 11,488.56 is: 17,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543.56 : 38,282.82 = 11,488.56 : x
  2. Step 2: Convert to fraction form
    25,543.56/38,282.82 = 11,488.56/x
  3. Step 3: Cross multiply
    25,543.56x = 38,282.82 × 11,488.56
  4. Step 4: Simplify right side
    25,543.56x = 439,814,474.54
  5. Step 5: Solve for x
    x = 439,814,474.54/25,543.56
  6. Step 6: Final answer
    x = 17,218.21

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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.