Home / 17,608.39-26,409.78-6,512.56

Finding the Fourth Proportional to 17,608.39, 26,409.78 and 6,512.56

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Solution

The fourth proportional to 17,608.39, 26,409.78 and 6,512.56 is: 9,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608.39 : 26,409.78 = 6,512.56 : x
  2. Step 2: Convert to fraction form
    17,608.39/26,409.78 = 6,512.56/x
  3. Step 3: Cross multiply
    17,608.39x = 26,409.78 × 6,512.56
  4. Step 4: Simplify right side
    17,608.39x = 171,995,210.81
  5. Step 5: Solve for x
    x = 171,995,210.81/17,608.39
  6. Step 6: Final answer
    x = 9,767.80

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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.