Home / 10,638.56-16,037.49-9,924.95

Finding the Fourth Proportional to 10,638.56, 16,037.49 and 9,924.95

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Solution

The fourth proportional to 10,638.56, 16,037.49 and 9,924.95 is: 14,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638.56 : 16,037.49 = 9,924.95 : x
  2. Step 2: Convert to fraction form
    10,638.56/16,037.49 = 9,924.95/x
  3. Step 3: Cross multiply
    10,638.56x = 16,037.49 × 9,924.95
  4. Step 4: Simplify right side
    10,638.56x = 159,171,286.38
  5. Step 5: Solve for x
    x = 159,171,286.38/10,638.56
  6. Step 6: Final answer
    x = 14,961.73

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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.