Home / 14,310.28-19,747.38-8,342.92

Finding the Fourth Proportional to 14,310.28, 19,747.38 and 8,342.92

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Solution

The fourth proportional to 14,310.28, 19,747.38 and 8,342.92 is: 11,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.28 : 19,747.38 = 8,342.92 : x
  2. Step 2: Convert to fraction form
    14,310.28/19,747.38 = 8,342.92/x
  3. Step 3: Cross multiply
    14,310.28x = 19,747.38 × 8,342.92
  4. Step 4: Simplify right side
    14,310.28x = 164,750,811.55
  5. Step 5: Solve for x
    x = 164,750,811.55/14,310.28
  6. Step 6: Final answer
    x = 11,512.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.