Home / 25,110.96-34,655.04-13,932.96

Finding the Fourth Proportional to 25,110.96, 34,655.04 and 13,932.96

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Solution

The fourth proportional to 25,110.96, 34,655.04 and 13,932.96 is: 19,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.96 : 34,655.04 = 13,932.96 : x
  2. Step 2: Convert to fraction form
    25,110.96/34,655.04 = 13,932.96/x
  3. Step 3: Cross multiply
    25,110.96x = 34,655.04 × 13,932.96
  4. Step 4: Simplify right side
    25,110.96x = 482,847,286.12
  5. Step 5: Solve for x
    x = 482,847,286.12/25,110.96
  6. Step 6: Final answer
    x = 19,228.55

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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.