Home / 12,498.27-17,247.38-6,909.27

Finding the Fourth Proportional to 12,498.27, 17,247.38 and 6,909.27

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Solution

The fourth proportional to 12,498.27, 17,247.38 and 6,909.27 is: 9,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498.27 : 17,247.38 = 6,909.27 : x
  2. Step 2: Convert to fraction form
    12,498.27/17,247.38 = 6,909.27/x
  3. Step 3: Cross multiply
    12,498.27x = 17,247.38 × 6,909.27
  4. Step 4: Simplify right side
    12,498.27x = 119,166,770.67
  5. Step 5: Solve for x
    x = 119,166,770.67/12,498.27
  6. Step 6: Final answer
    x = 9,534.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.