Home / 16,819.95-25,229.01-5,132.25

Finding the Fourth Proportional to 16,819.95, 25,229.01 and 5,132.25

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Solution

The fourth proportional to 16,819.95, 25,229.01 and 5,132.25 is: 7,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.95 : 25,229.01 = 5,132.25 : x
  2. Step 2: Convert to fraction form
    16,819.95/25,229.01 = 5,132.25/x
  3. Step 3: Cross multiply
    16,819.95x = 25,229.01 × 5,132.25
  4. Step 4: Simplify right side
    16,819.95x = 129,481,586.57
  5. Step 5: Solve for x
    x = 129,481,586.57/16,819.95
  6. Step 6: Final answer
    x = 7,698.10

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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.