Home / 12,422.26-18,634.61-4,526.92

Finding the Fourth Proportional to 12,422.26, 18,634.61 and 4,526.92

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Solution

The fourth proportional to 12,422.26, 18,634.61 and 4,526.92 is: 6,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.26 : 18,634.61 = 4,526.92 : x
  2. Step 2: Convert to fraction form
    12,422.26/18,634.61 = 4,526.92/x
  3. Step 3: Cross multiply
    12,422.26x = 18,634.61 × 4,526.92
  4. Step 4: Simplify right side
    12,422.26x = 84,357,388.70
  5. Step 5: Solve for x
    x = 84,357,388.70/12,422.26
  6. Step 6: Final answer
    x = 6,790.82

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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.