Home / 12,044.32-16,620.68-7,008.70

Finding the Fourth Proportional to 12,044.32, 16,620.68 and 7,008.70

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Solution

The fourth proportional to 12,044.32, 16,620.68 and 7,008.70 is: 9,671.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.32 : 16,620.68 = 7,008.70 : x
  2. Step 2: Convert to fraction form
    12,044.32/16,620.68 = 7,008.70/x
  3. Step 3: Cross multiply
    12,044.32x = 16,620.68 × 7,008.70
  4. Step 4: Simplify right side
    12,044.32x = 116,489,359.92
  5. Step 5: Solve for x
    x = 116,489,359.92/12,044.32
  6. Step 6: Final answer
    x = 9,671.73

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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.