Home / 36,643.38-50,566.96-20,510.90

Finding the Fourth Proportional to 36,643.38, 50,566.96 and 20,510.90

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Solution

The fourth proportional to 36,643.38, 50,566.96 and 20,510.90 is: 28,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.38 : 50,566.96 = 20,510.90 : x
  2. Step 2: Convert to fraction form
    36,643.38/50,566.96 = 20,510.90/x
  3. Step 3: Cross multiply
    36,643.38x = 50,566.96 × 20,510.90
  4. Step 4: Simplify right side
    36,643.38x = 1,037,173,859.86
  5. Step 5: Solve for x
    x = 1,037,173,859.86/36,643.38
  6. Step 6: Final answer
    x = 28,304.54

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Similar ratio
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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.