Home / 12,500.35-17,250.48-7,196.20

Finding the Fourth Proportional to 12,500.35, 17,250.48 and 7,196.20

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Solution

The fourth proportional to 12,500.35, 17,250.48 and 7,196.20 is: 9,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.35 : 17,250.48 = 7,196.20 : x
  2. Step 2: Convert to fraction form
    12,500.35/17,250.48 = 7,196.20/x
  3. Step 3: Cross multiply
    12,500.35x = 17,250.48 × 7,196.20
  4. Step 4: Simplify right side
    12,500.35x = 124,137,904.18
  5. Step 5: Solve for x
    x = 124,137,904.18/12,500.35
  6. Step 6: Final answer
    x = 9,930.75

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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.