Home / 17,312.20-25,975.49-8,301.76

Finding the Fourth Proportional to 17,312.20, 25,975.49 and 8,301.76

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Solution

The fourth proportional to 17,312.20, 25,975.49 and 8,301.76 is: 12,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.20 : 25,975.49 = 8,301.76 : x
  2. Step 2: Convert to fraction form
    17,312.20/25,975.49 = 8,301.76/x
  3. Step 3: Cross multiply
    17,312.20x = 25,975.49 × 8,301.76
  4. Step 4: Simplify right side
    17,312.20x = 215,642,177.41
  5. Step 5: Solve for x
    x = 215,642,177.41/17,312.20
  6. Step 6: Final answer
    x = 12,456.08

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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.