Home / 41,076.12-61,614.59-12,995.65

Finding the Fourth Proportional to 41,076.12, 61,614.59 and 12,995.65

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Solution

The fourth proportional to 41,076.12, 61,614.59 and 12,995.65 is: 19,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,076.12 : 61,614.59 = 12,995.65 : x
  2. Step 2: Convert to fraction form
    41,076.12/61,614.59 = 12,995.65/x
  3. Step 3: Cross multiply
    41,076.12x = 61,614.59 × 12,995.65
  4. Step 4: Simplify right side
    41,076.12x = 800,721,427.52
  5. Step 5: Solve for x
    x = 800,721,427.52/41,076.12
  6. Step 6: Final answer
    x = 19,493.60

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