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Finding the Fourth Proportional to 15,235.80, 22,842.96 and 5,867.97

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Solution

The fourth proportional to 15,235.80, 22,842.96 and 5,867.97 is: 8,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.80 : 22,842.96 = 5,867.97 : x
  2. Step 2: Convert to fraction form
    15,235.80/22,842.96 = 5,867.97/x
  3. Step 3: Cross multiply
    15,235.80x = 22,842.96 × 5,867.97
  4. Step 4: Simplify right side
    15,235.80x = 134,041,689.78
  5. Step 5: Solve for x
    x = 134,041,689.78/15,235.80
  6. Step 6: Final answer
    x = 8,797.81

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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.