Home / 14,759.28-22,134.60-12,155.76

Finding the Fourth Proportional to 14,759.28, 22,134.60 and 12,155.76

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Solution

The fourth proportional to 14,759.28, 22,134.60 and 12,155.76 is: 18,230.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.28 : 22,134.60 = 12,155.76 : x
  2. Step 2: Convert to fraction form
    14,759.28/22,134.60 = 12,155.76/x
  3. Step 3: Cross multiply
    14,759.28x = 22,134.60 × 12,155.76
  4. Step 4: Simplify right side
    14,759.28x = 269,062,885.30
  5. Step 5: Solve for x
    x = 269,062,885.30/14,759.28
  6. Step 6: Final answer
    x = 18,230.08

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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.