Home / 22,323.20-30,789.77-14,775.99

Finding the Fourth Proportional to 22,323.20, 30,789.77 and 14,775.99

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Solution

The fourth proportional to 22,323.20, 30,789.77 and 14,775.99 is: 20,380.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,323.20 : 30,789.77 = 14,775.99 : x
  2. Step 2: Convert to fraction form
    22,323.20/30,789.77 = 14,775.99/x
  3. Step 3: Cross multiply
    22,323.20x = 30,789.77 × 14,775.99
  4. Step 4: Simplify right side
    22,323.20x = 454,949,487.18
  5. Step 5: Solve for x
    x = 454,949,487.18/22,323.20
  6. Step 6: Final answer
    x = 20,380.12

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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.