Home / 36,323.20-50,126.06-20,407.64

Finding the Fourth Proportional to 36,323.20, 50,126.06 and 20,407.64

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Solution

The fourth proportional to 36,323.20, 50,126.06 and 20,407.64 is: 28,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.20 : 50,126.06 = 20,407.64 : x
  2. Step 2: Convert to fraction form
    36,323.20/50,126.06 = 20,407.64/x
  3. Step 3: Cross multiply
    36,323.20x = 50,126.06 × 20,407.64
  4. Step 4: Simplify right side
    36,323.20x = 1,022,954,587.10
  5. Step 5: Solve for x
    x = 1,022,954,587.10/36,323.20
  6. Step 6: Final answer
    x = 28,162.57

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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.