Home / 27,072.52-40,581.12-15,361

Finding the Fourth Proportional to 27,072.52, 40,581.12 and 15,361

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Solution

The fourth proportional to 27,072.52, 40,581.12 and 15,361 is: 23,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.52 : 40,581.12 = 15,361 : x
  2. Step 2: Convert to fraction form
    27,072.52/40,581.12 = 15,361/x
  3. Step 3: Cross multiply
    27,072.52x = 40,581.12 × 15,361
  4. Step 4: Simplify right side
    27,072.52x = 623,366,584.32
  5. Step 5: Solve for x
    x = 623,366,584.32/27,072.52
  6. Step 6: Final answer
    x = 23,025.81

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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.