Home / 25,065.42-34,589.43-14,454.78

Finding the Fourth Proportional to 25,065.42, 34,589.43 and 14,454.78

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Solution

The fourth proportional to 25,065.42, 34,589.43 and 14,454.78 is: 19,947.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.42 : 34,589.43 = 14,454.78 : x
  2. Step 2: Convert to fraction form
    25,065.42/34,589.43 = 14,454.78/x
  3. Step 3: Cross multiply
    25,065.42x = 34,589.43 × 14,454.78
  4. Step 4: Simplify right side
    25,065.42x = 499,982,600.98
  5. Step 5: Solve for x
    x = 499,982,600.98/25,065.42
  6. Step 6: Final answer
    x = 19,947.11

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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.