Home / 16,764.12-25,143.82-9,281.52

Finding the Fourth Proportional to 16,764.12, 25,143.82 and 9,281.52

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Solution

The fourth proportional to 16,764.12, 25,143.82 and 9,281.52 is: 13,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.12 : 25,143.82 = 9,281.52 : x
  2. Step 2: Convert to fraction form
    16,764.12/25,143.82 = 9,281.52/x
  3. Step 3: Cross multiply
    16,764.12x = 25,143.82 × 9,281.52
  4. Step 4: Simplify right side
    16,764.12x = 233,372,868.21
  5. Step 5: Solve for x
    x = 233,372,868.21/16,764.12
  6. Step 6: Final answer
    x = 13,920.97

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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.