Home / 18,514.83-27,774.68-5,366.91

Finding the Fourth Proportional to 18,514.83, 27,774.68 and 5,366.91

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Solution

The fourth proportional to 18,514.83, 27,774.68 and 5,366.91 is: 8,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.83 : 27,774.68 = 5,366.91 : x
  2. Step 2: Convert to fraction form
    18,514.83/27,774.68 = 5,366.91/x
  3. Step 3: Cross multiply
    18,514.83x = 27,774.68 × 5,366.91
  4. Step 4: Simplify right side
    18,514.83x = 149,064,181.00
  5. Step 5: Solve for x
    x = 149,064,181.00/18,514.83
  6. Step 6: Final answer
    x = 8,051.07

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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.