Home / 36,245.32-50,017.94-21,146.76

Finding the Fourth Proportional to 36,245.32, 50,017.94 and 21,146.76

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Solution

The fourth proportional to 36,245.32, 50,017.94 and 21,146.76 is: 29,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.32 : 50,017.94 = 21,146.76 : x
  2. Step 2: Convert to fraction form
    36,245.32/50,017.94 = 21,146.76/x
  3. Step 3: Cross multiply
    36,245.32x = 50,017.94 × 21,146.76
  4. Step 4: Simplify right side
    36,245.32x = 1,057,717,372.87
  5. Step 5: Solve for x
    x = 1,057,717,372.87/36,245.32
  6. Step 6: Final answer
    x = 29,182.18

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Half scale
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Double scale
Find fourth proportional to 36,246.32, 50,019.32 and 21,147.76
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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.