Home / 22,150.97-30,569.08-12,079.96

Finding the Fourth Proportional to 22,150.97, 30,569.08 and 12,079.96

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Solution

The fourth proportional to 22,150.97, 30,569.08 and 12,079.96 is: 16,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.97 : 30,569.08 = 12,079.96 : x
  2. Step 2: Convert to fraction form
    22,150.97/30,569.08 = 12,079.96/x
  3. Step 3: Cross multiply
    22,150.97x = 30,569.08 × 12,079.96
  4. Step 4: Simplify right side
    22,150.97x = 369,273,340.06
  5. Step 5: Solve for x
    x = 369,273,340.06/22,150.97
  6. Step 6: Final answer
    x = 16,670.75

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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.