Home / 36,291.39-50,082.32-20,376.03

Finding the Fourth Proportional to 36,291.39, 50,082.32 and 20,376.03

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Solution

The fourth proportional to 36,291.39, 50,082.32 and 20,376.03 is: 28,119.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.39 : 50,082.32 = 20,376.03 : x
  2. Step 2: Convert to fraction form
    36,291.39/50,082.32 = 20,376.03/x
  3. Step 3: Cross multiply
    36,291.39x = 50,082.32 × 20,376.03
  4. Step 4: Simplify right side
    36,291.39x = 1,020,478,752.91
  5. Step 5: Solve for x
    x = 1,020,478,752.91/36,291.39
  6. Step 6: Final answer
    x = 28,119.03

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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.