Home / 16,569.28-22,865.88-9,015.76

Finding the Fourth Proportional to 16,569.28, 22,865.88 and 9,015.76

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Solution

The fourth proportional to 16,569.28, 22,865.88 and 9,015.76 is: 12,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.28 : 22,865.88 = 9,015.76 : x
  2. Step 2: Convert to fraction form
    16,569.28/22,865.88 = 9,015.76/x
  3. Step 3: Cross multiply
    16,569.28x = 22,865.88 × 9,015.76
  4. Step 4: Simplify right side
    16,569.28x = 206,153,286.27
  5. Step 5: Solve for x
    x = 206,153,286.27/16,569.28
  6. Step 6: Final answer
    x = 12,441.90

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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.