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Finding the Fourth Proportional to 15,113.76, 22,659.48 and 8,093.52

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Solution

The fourth proportional to 15,113.76, 22,659.48 and 8,093.52 is: 12,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.76 : 22,659.48 = 8,093.52 : x
  2. Step 2: Convert to fraction form
    15,113.76/22,659.48 = 8,093.52/x
  3. Step 3: Cross multiply
    15,113.76x = 22,659.48 × 8,093.52
  4. Step 4: Simplify right side
    15,113.76x = 183,394,954.57
  5. Step 5: Solve for x
    x = 183,394,954.57/15,113.76
  6. Step 6: Final answer
    x = 12,134.30

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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.