Home / 25,281.94-34,889.05-13,951.43

Finding the Fourth Proportional to 25,281.94, 34,889.05 and 13,951.43

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Solution

The fourth proportional to 25,281.94, 34,889.05 and 13,951.43 is: 19,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.94 : 34,889.05 = 13,951.43 : x
  2. Step 2: Convert to fraction form
    25,281.94/34,889.05 = 13,951.43/x
  3. Step 3: Cross multiply
    25,281.94x = 34,889.05 × 13,951.43
  4. Step 4: Simplify right side
    25,281.94x = 486,752,034.19
  5. Step 5: Solve for x
    x = 486,752,034.19/25,281.94
  6. Step 6: Final answer
    x = 19,252.95

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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.