Home / 14,330.39-21,470.06-12,229.04

Finding the Fourth Proportional to 14,330.39, 21,470.06 and 12,229.04

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Solution

The fourth proportional to 14,330.39, 21,470.06 and 12,229.04 is: 18,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.39 : 21,470.06 = 12,229.04 : x
  2. Step 2: Convert to fraction form
    14,330.39/21,470.06 = 12,229.04/x
  3. Step 3: Cross multiply
    14,330.39x = 21,470.06 × 12,229.04
  4. Step 4: Simplify right side
    14,330.39x = 262,558,306.79
  5. Step 5: Solve for x
    x = 262,558,306.79/14,330.39
  6. Step 6: Final answer
    x = 18,321.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.