Home / 17,759.19-26,642.96-5,279.32

Finding the Fourth Proportional to 17,759.19, 26,642.96 and 5,279.32

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Solution

The fourth proportional to 17,759.19, 26,642.96 and 5,279.32 is: 7,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759.19 : 26,642.96 = 5,279.32 : x
  2. Step 2: Convert to fraction form
    17,759.19/26,642.96 = 5,279.32/x
  3. Step 3: Cross multiply
    17,759.19x = 26,642.96 × 5,279.32
  4. Step 4: Simplify right side
    17,759.19x = 140,656,738.29
  5. Step 5: Solve for x
    x = 140,656,738.29/17,759.19
  6. Step 6: Final answer
    x = 7,920.22

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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.