Home / 18,247.90-27,376.02-5,767.86

Finding the Fourth Proportional to 18,247.90, 27,376.02 and 5,767.86

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Solution

The fourth proportional to 18,247.90, 27,376.02 and 5,767.86 is: 8,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.90 : 27,376.02 = 5,767.86 : x
  2. Step 2: Convert to fraction form
    18,247.90/27,376.02 = 5,767.86/x
  3. Step 3: Cross multiply
    18,247.90x = 27,376.02 × 5,767.86
  4. Step 4: Simplify right side
    18,247.90x = 157,901,050.72
  5. Step 5: Solve for x
    x = 157,901,050.72/18,247.90
  6. Step 6: Final answer
    x = 8,653.11

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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.