Home / 27,872.12-41,811.88-14,725.02

Finding the Fourth Proportional to 27,872.12, 41,811.88 and 14,725.02

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Solution

The fourth proportional to 27,872.12, 41,811.88 and 14,725.02 is: 22,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,872.12 : 41,811.88 = 14,725.02 : x
  2. Step 2: Convert to fraction form
    27,872.12/41,811.88 = 14,725.02/x
  3. Step 3: Cross multiply
    27,872.12x = 41,811.88 × 14,725.02
  4. Step 4: Simplify right side
    27,872.12x = 615,680,769.24
  5. Step 5: Solve for x
    x = 615,680,769.24/27,872.12
  6. Step 6: Final answer
    x = 22,089.48

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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.