Home / 21,452.91-32,191.45-16,759.76

Finding the Fourth Proportional to 21,452.91, 32,191.45 and 16,759.76

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Solution

The fourth proportional to 21,452.91, 32,191.45 and 16,759.76 is: 25,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,452.91 : 32,191.45 = 16,759.76 : x
  2. Step 2: Convert to fraction form
    21,452.91/32,191.45 = 16,759.76/x
  3. Step 3: Cross multiply
    21,452.91x = 32,191.45 × 16,759.76
  4. Step 4: Simplify right side
    21,452.91x = 539,521,014.63
  5. Step 5: Solve for x
    x = 539,521,014.63/21,452.91
  6. Step 6: Final answer
    x = 25,149.08

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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.