Home / 17,578.35-26,350.56-6,478.97

Finding the Fourth Proportional to 17,578.35, 26,350.56 and 6,478.97

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Solution

The fourth proportional to 17,578.35, 26,350.56 and 6,478.97 is: 9,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,578.35 : 26,350.56 = 6,478.97 : x
  2. Step 2: Convert to fraction form
    17,578.35/26,350.56 = 6,478.97/x
  3. Step 3: Cross multiply
    17,578.35x = 26,350.56 × 6,478.97
  4. Step 4: Simplify right side
    17,578.35x = 170,724,355.97
  5. Step 5: Solve for x
    x = 170,724,355.97/17,578.35
  6. Step 6: Final answer
    x = 9,712.19

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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.