Home / 18,590.91-27,882.26-5,444.30

Finding the Fourth Proportional to 18,590.91, 27,882.26 and 5,444.30

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Solution

The fourth proportional to 18,590.91, 27,882.26 and 5,444.30 is: 8,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.91 : 27,882.26 = 5,444.30 : x
  2. Step 2: Convert to fraction form
    18,590.91/27,882.26 = 5,444.30/x
  3. Step 3: Cross multiply
    18,590.91x = 27,882.26 × 5,444.30
  4. Step 4: Simplify right side
    18,590.91x = 151,799,360.90
  5. Step 5: Solve for x
    x = 151,799,360.90/18,590.91
  6. Step 6: Final answer
    x = 8,165.25

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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.