Home / 45,244.74-67,842.44-15,660.12

Finding the Fourth Proportional to 45,244.74, 67,842.44 and 15,660.12

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Solution

The fourth proportional to 45,244.74, 67,842.44 and 15,660.12 is: 23,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,244.74 : 67,842.44 = 15,660.12 : x
  2. Step 2: Convert to fraction form
    45,244.74/67,842.44 = 15,660.12/x
  3. Step 3: Cross multiply
    45,244.74x = 67,842.44 × 15,660.12
  4. Step 4: Simplify right side
    45,244.74x = 1,062,420,751.49
  5. Step 5: Solve for x
    x = 1,062,420,751.49/45,244.74
  6. Step 6: Final answer
    x = 23,481.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.