Home / 36,313.08-50,116.72-20,397.52

Finding the Fourth Proportional to 36,313.08, 50,116.72 and 20,397.52

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Solution

The fourth proportional to 36,313.08, 50,116.72 and 20,397.52 is: 28,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,313.08 : 50,116.72 = 20,397.52 : x
  2. Step 2: Convert to fraction form
    36,313.08/50,116.72 = 20,397.52/x
  3. Step 3: Cross multiply
    36,313.08x = 50,116.72 × 20,397.52
  4. Step 4: Simplify right side
    36,313.08x = 1,022,256,849.53
  5. Step 5: Solve for x
    x = 1,022,256,849.53/36,313.08
  6. Step 6: Final answer
    x = 28,151.21

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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.