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Finding the Fourth Proportional to 15,236.76, 22,845.92 and 9,965.41

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Solution

The fourth proportional to 15,236.76, 22,845.92 and 9,965.41 is: 14,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.76 : 22,845.92 = 9,965.41 : x
  2. Step 2: Convert to fraction form
    15,236.76/22,845.92 = 9,965.41/x
  3. Step 3: Cross multiply
    15,236.76x = 22,845.92 × 9,965.41
  4. Step 4: Simplify right side
    15,236.76x = 227,668,959.63
  5. Step 5: Solve for x
    x = 227,668,959.63/15,236.76
  6. Step 6: Final answer
    x = 14,942.08

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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.