Home / 17,115.45-25,672.90-6,587.76

Finding the Fourth Proportional to 17,115.45, 25,672.90 and 6,587.76

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Solution

The fourth proportional to 17,115.45, 25,672.90 and 6,587.76 is: 9,881.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.45 : 25,672.90 = 6,587.76 : x
  2. Step 2: Convert to fraction form
    17,115.45/25,672.90 = 6,587.76/x
  3. Step 3: Cross multiply
    17,115.45x = 25,672.90 × 6,587.76
  4. Step 4: Simplify right side
    17,115.45x = 169,126,942.24
  5. Step 5: Solve for x
    x = 169,126,942.24/17,115.45
  6. Step 6: Final answer
    x = 9,881.53

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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.