Home / 12,767.55-19,151.33-4,003.14

Finding the Fourth Proportional to 12,767.55, 19,151.33 and 4,003.14

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Solution

The fourth proportional to 12,767.55, 19,151.33 and 4,003.14 is: 6,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.55 : 19,151.33 = 4,003.14 : x
  2. Step 2: Convert to fraction form
    12,767.55/19,151.33 = 4,003.14/x
  3. Step 3: Cross multiply
    12,767.55x = 19,151.33 × 4,003.14
  4. Step 4: Simplify right side
    12,767.55x = 76,665,455.18
  5. Step 5: Solve for x
    x = 76,665,455.18/12,767.55
  6. Step 6: Final answer
    x = 6,004.71

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.