Home / 22,373.85-30,876.41-12,301.65

Finding the Fourth Proportional to 22,373.85, 30,876.41 and 12,301.65

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Solution

The fourth proportional to 22,373.85, 30,876.41 and 12,301.65 is: 16,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.85 : 30,876.41 = 12,301.65 : x
  2. Step 2: Convert to fraction form
    22,373.85/30,876.41 = 12,301.65/x
  3. Step 3: Cross multiply
    22,373.85x = 30,876.41 × 12,301.65
  4. Step 4: Simplify right side
    22,373.85x = 379,830,789.08
  5. Step 5: Solve for x
    x = 379,830,789.08/22,373.85
  6. Step 6: Final answer
    x = 16,976.55

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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.