Home / 15,288.85-22,932.33-5,426.83

Finding the Fourth Proportional to 15,288.85, 22,932.33 and 5,426.83

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Solution

The fourth proportional to 15,288.85, 22,932.33 and 5,426.83 is: 8,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.85 : 22,932.33 = 5,426.83 : x
  2. Step 2: Convert to fraction form
    15,288.85/22,932.33 = 5,426.83/x
  3. Step 3: Cross multiply
    15,288.85x = 22,932.33 × 5,426.83
  4. Step 4: Simplify right side
    15,288.85x = 124,449,856.41
  5. Step 5: Solve for x
    x = 124,449,856.41/15,288.85
  6. Step 6: Final answer
    x = 8,139.91

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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.