Home / 12,514.24-17,269.68-7,208.92

Finding the Fourth Proportional to 12,514.24, 17,269.68 and 7,208.92

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Solution

The fourth proportional to 12,514.24, 17,269.68 and 7,208.92 is: 9,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.24 : 17,269.68 = 7,208.92 : x
  2. Step 2: Convert to fraction form
    12,514.24/17,269.68 = 7,208.92/x
  3. Step 3: Cross multiply
    12,514.24x = 17,269.68 × 7,208.92
  4. Step 4: Simplify right side
    12,514.24x = 124,495,741.55
  5. Step 5: Solve for x
    x = 124,495,741.55/12,514.24
  6. Step 6: Final answer
    x = 9,948.33

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Half scale
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Double scale
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Similar ratio
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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.