Home / 18,184.89-27,251.69-14,470.59

Finding the Fourth Proportional to 18,184.89, 27,251.69 and 14,470.59

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Solution

The fourth proportional to 18,184.89, 27,251.69 and 14,470.59 is: 21,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.89 : 27,251.69 = 14,470.59 : x
  2. Step 2: Convert to fraction form
    18,184.89/27,251.69 = 14,470.59/x
  3. Step 3: Cross multiply
    18,184.89x = 27,251.69 × 14,470.59
  4. Step 4: Simplify right side
    18,184.89x = 394,347,960.44
  5. Step 5: Solve for x
    x = 394,347,960.44/18,184.89
  6. Step 6: Final answer
    x = 21,685.47

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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.