Home / 16,288.92-22,475.30-9,217.08

Finding the Fourth Proportional to 16,288.92, 22,475.30 and 9,217.08

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Solution

The fourth proportional to 16,288.92, 22,475.30 and 9,217.08 is: 12,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.92 : 22,475.30 = 9,217.08 : x
  2. Step 2: Convert to fraction form
    16,288.92/22,475.30 = 9,217.08/x
  3. Step 3: Cross multiply
    16,288.92x = 22,475.30 × 9,217.08
  4. Step 4: Simplify right side
    16,288.92x = 207,156,638.12
  5. Step 5: Solve for x
    x = 207,156,638.12/16,288.92
  6. Step 6: Final answer
    x = 12,717.64

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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.