Home / 22,101.06-30,499.04-12,029.72

Finding the Fourth Proportional to 22,101.06, 30,499.04 and 12,029.72

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Solution

The fourth proportional to 22,101.06, 30,499.04 and 12,029.72 is: 16,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.06 : 30,499.04 = 12,029.72 : x
  2. Step 2: Convert to fraction form
    22,101.06/30,499.04 = 12,029.72/x
  3. Step 3: Cross multiply
    22,101.06x = 30,499.04 × 12,029.72
  4. Step 4: Simplify right side
    22,101.06x = 366,894,927.57
  5. Step 5: Solve for x
    x = 366,894,927.57/22,101.06
  6. Step 6: Final answer
    x = 16,600.78

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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.