Home / 36,287.42-50,076.60-20,371.89

Finding the Fourth Proportional to 36,287.42, 50,076.60 and 20,371.89

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Solution

The fourth proportional to 36,287.42, 50,076.60 and 20,371.89 is: 28,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,287.42 : 50,076.60 = 20,371.89 : x
  2. Step 2: Convert to fraction form
    36,287.42/50,076.60 = 20,371.89/x
  3. Step 3: Cross multiply
    36,287.42x = 50,076.60 × 20,371.89
  4. Step 4: Simplify right side
    36,287.42x = 1,020,155,098.17
  5. Step 5: Solve for x
    x = 1,020,155,098.17/36,287.42
  6. Step 6: Final answer
    x = 28,113.19

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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.