Home / 36,315.67-50,115.58-20,182.47

Finding the Fourth Proportional to 36,315.67, 50,115.58 and 20,182.47

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Solution

The fourth proportional to 36,315.67, 50,115.58 and 20,182.47 is: 27,851.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.67 : 50,115.58 = 20,182.47 : x
  2. Step 2: Convert to fraction form
    36,315.67/50,115.58 = 20,182.47/x
  3. Step 3: Cross multiply
    36,315.67x = 50,115.58 × 20,182.47
  4. Step 4: Simplify right side
    36,315.67x = 1,011,456,374.34
  5. Step 5: Solve for x
    x = 1,011,456,374.34/36,315.67
  6. Step 6: Final answer
    x = 27,851.79

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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.