Home / 36,148.12-49,885.01-19,796.76

Finding the Fourth Proportional to 36,148.12, 49,885.01 and 19,796.76

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Solution

The fourth proportional to 36,148.12, 49,885.01 and 19,796.76 is: 27,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,148.12 : 49,885.01 = 19,796.76 : x
  2. Step 2: Convert to fraction form
    36,148.12/49,885.01 = 19,796.76/x
  3. Step 3: Cross multiply
    36,148.12x = 49,885.01 × 19,796.76
  4. Step 4: Simplify right side
    36,148.12x = 987,561,620.06
  5. Step 5: Solve for x
    x = 987,561,620.06/36,148.12
  6. Step 6: Final answer
    x = 27,319.86

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Half scale
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Double scale
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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.