Home / 25,282.42-34,890.11-13,951.93

Finding the Fourth Proportional to 25,282.42, 34,890.11 and 13,951.93

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Solution

The fourth proportional to 25,282.42, 34,890.11 and 13,951.93 is: 19,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.42 : 34,890.11 = 13,951.93 : x
  2. Step 2: Convert to fraction form
    25,282.42/34,890.11 = 13,951.93/x
  3. Step 3: Cross multiply
    25,282.42x = 34,890.11 × 13,951.93
  4. Step 4: Simplify right side
    25,282.42x = 486,784,372.41
  5. Step 5: Solve for x
    x = 486,784,372.41/25,282.42
  6. Step 6: Final answer
    x = 19,253.87

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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.