Home / 16,761.28-25,141.91-4,281.31

Finding the Fourth Proportional to 16,761.28, 25,141.91 and 4,281.31

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Solution

The fourth proportional to 16,761.28, 25,141.91 and 4,281.31 is: 6,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.28 : 25,141.91 = 4,281.31 : x
  2. Step 2: Convert to fraction form
    16,761.28/25,141.91 = 4,281.31/x
  3. Step 3: Cross multiply
    16,761.28x = 25,141.91 × 4,281.31
  4. Step 4: Simplify right side
    16,761.28x = 107,640,310.70
  5. Step 5: Solve for x
    x = 107,640,310.70/16,761.28
  6. Step 6: Final answer
    x = 6,421.96

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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.