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Finding the Fourth Proportional to 15,235.30, 22,842.21 and 5,867.47

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Solution

The fourth proportional to 15,235.30, 22,842.21 and 5,867.47 is: 8,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,235.30 : 22,842.21 = 5,867.47 : x
  2. Step 2: Convert to fraction form
    15,235.30/22,842.21 = 5,867.47/x
  3. Step 3: Cross multiply
    15,235.30x = 22,842.21 × 5,867.47
  4. Step 4: Simplify right side
    15,235.30x = 134,025,867.70
  5. Step 5: Solve for x
    x = 134,025,867.70/15,235.30
  6. Step 6: Final answer
    x = 8,797.06

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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.