Home / 36,546.87-50,434.96-21,439.78

Finding the Fourth Proportional to 36,546.87, 50,434.96 and 21,439.78

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Solution

The fourth proportional to 36,546.87, 50,434.96 and 21,439.78 is: 29,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.87 : 50,434.96 = 21,439.78 : x
  2. Step 2: Convert to fraction form
    36,546.87/50,434.96 = 21,439.78/x
  3. Step 3: Cross multiply
    36,546.87x = 50,434.96 × 21,439.78
  4. Step 4: Simplify right side
    36,546.87x = 1,081,314,446.71
  5. Step 5: Solve for x
    x = 1,081,314,446.71/36,546.87
  6. Step 6: Final answer
    x = 29,587.06

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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.