Home / 16,761.90-25,142.84-4,281.95

Finding the Fourth Proportional to 16,761.90, 25,142.84 and 4,281.95

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Solution

The fourth proportional to 16,761.90, 25,142.84 and 4,281.95 is: 6,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.90 : 25,142.84 = 4,281.95 : x
  2. Step 2: Convert to fraction form
    16,761.90/25,142.84 = 4,281.95/x
  3. Step 3: Cross multiply
    16,761.90x = 25,142.84 × 4,281.95
  4. Step 4: Simplify right side
    16,761.90x = 107,660,327.74
  5. Step 5: Solve for x
    x = 107,660,327.74/16,761.90
  6. Step 6: Final answer
    x = 6,422.92

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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.