Home / 17,965.96-26,948.99-6,279.18

Finding the Fourth Proportional to 17,965.96, 26,948.99 and 6,279.18

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Solution

The fourth proportional to 17,965.96, 26,948.99 and 6,279.18 is: 9,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.96 : 26,948.99 = 6,279.18 : x
  2. Step 2: Convert to fraction form
    17,965.96/26,948.99 = 6,279.18/x
  3. Step 3: Cross multiply
    17,965.96x = 26,948.99 × 6,279.18
  4. Step 4: Simplify right side
    17,965.96x = 169,217,559.03
  5. Step 5: Solve for x
    x = 169,217,559.03/17,965.96
  6. Step 6: Final answer
    x = 9,418.79

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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.