Home / 50,642.20-69,885.84-27,982.72

Finding the Fourth Proportional to 50,642.20, 69,885.84 and 27,982.72

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Solution

The fourth proportional to 50,642.20, 69,885.84 and 27,982.72 is: 38,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,642.20 : 69,885.84 = 27,982.72 : x
  2. Step 2: Convert to fraction form
    50,642.20/69,885.84 = 27,982.72/x
  3. Step 3: Cross multiply
    50,642.20x = 69,885.84 × 27,982.72
  4. Step 4: Simplify right side
    50,642.20x = 1,955,595,892.68
  5. Step 5: Solve for x
    x = 1,955,595,892.68/50,642.20
  6. Step 6: Final answer
    x = 38,615.93

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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.