Home / 36,544.87-50,432.20-21,437.78

Finding the Fourth Proportional to 36,544.87, 50,432.20 and 21,437.78

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Solution

The fourth proportional to 36,544.87, 50,432.20 and 21,437.78 is: 29,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,544.87 : 50,432.20 = 21,437.78 : x
  2. Step 2: Convert to fraction form
    36,544.87/50,432.20 = 21,437.78/x
  3. Step 3: Cross multiply
    36,544.87x = 50,432.20 × 21,437.78
  4. Step 4: Simplify right side
    36,544.87x = 1,081,154,507.03
  5. Step 5: Solve for x
    x = 1,081,154,507.03/36,544.87
  6. Step 6: Final answer
    x = 29,584.30

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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.