Home / 16,049.04-22,145.58-8,976.75

Finding the Fourth Proportional to 16,049.04, 22,145.58 and 8,976.75

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Solution

The fourth proportional to 16,049.04, 22,145.58 and 8,976.75 is: 12,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,049.04 : 22,145.58 = 8,976.75 : x
  2. Step 2: Convert to fraction form
    16,049.04/22,145.58 = 8,976.75/x
  3. Step 3: Cross multiply
    16,049.04x = 22,145.58 × 8,976.75
  4. Step 4: Simplify right side
    16,049.04x = 198,795,335.27
  5. Step 5: Solve for x
    x = 198,795,335.27/16,049.04
  6. Step 6: Final answer
    x = 12,386.74

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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.