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Finding the Fourth Proportional to 10,636.56, 16,034.48 and 9,922.95

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Solution

The fourth proportional to 10,636.56, 16,034.48 and 9,922.95 is: 14,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.56 : 16,034.48 = 9,922.95 : x
  2. Step 2: Convert to fraction form
    10,636.56/16,034.48 = 9,922.95/x
  3. Step 3: Cross multiply
    10,636.56x = 16,034.48 × 9,922.95
  4. Step 4: Simplify right side
    10,636.56x = 159,109,293.70
  5. Step 5: Solve for x
    x = 159,109,293.70/10,636.56
  6. Step 6: Final answer
    x = 14,958.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.