Home / 27,288.92-40,867.71-18,497.18

Finding the Fourth Proportional to 27,288.92, 40,867.71 and 18,497.18

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Solution

The fourth proportional to 27,288.92, 40,867.71 and 18,497.18 is: 27,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.92 : 40,867.71 = 18,497.18 : x
  2. Step 2: Convert to fraction form
    27,288.92/40,867.71 = 18,497.18/x
  3. Step 3: Cross multiply
    27,288.92x = 40,867.71 × 18,497.18
  4. Step 4: Simplify right side
    27,288.92x = 755,937,183.72
  5. Step 5: Solve for x
    x = 755,937,183.72/27,288.92
  6. Step 6: Final answer
    x = 27,701.25

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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.