Home / 18,144.59-27,218.57-6,296.51

Finding the Fourth Proportional to 18,144.59, 27,218.57 and 6,296.51

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Solution

The fourth proportional to 18,144.59, 27,218.57 and 6,296.51 is: 9,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144.59 : 27,218.57 = 6,296.51 : x
  2. Step 2: Convert to fraction form
    18,144.59/27,218.57 = 6,296.51/x
  3. Step 3: Cross multiply
    18,144.59x = 27,218.57 × 6,296.51
  4. Step 4: Simplify right side
    18,144.59x = 171,381,830.62
  5. Step 5: Solve for x
    x = 171,381,830.62/18,144.59
  6. Step 6: Final answer
    x = 9,445.34

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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.