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Finding the Fourth Proportional to 23,246.68, 34,868.42 and 13,378.68

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Solution

The fourth proportional to 23,246.68, 34,868.42 and 13,378.68 is: 20,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,246.68 : 34,868.42 = 13,378.68 : x
  2. Step 2: Convert to fraction form
    23,246.68/34,868.42 = 13,378.68/x
  3. Step 3: Cross multiply
    23,246.68x = 34,868.42 × 13,378.68
  4. Step 4: Simplify right side
    23,246.68x = 466,493,433.29
  5. Step 5: Solve for x
    x = 466,493,433.29/23,246.68
  6. Step 6: Final answer
    x = 20,067.10

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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.