Home / 17,649.38-26,476.53-5,170.31

Finding the Fourth Proportional to 17,649.38, 26,476.53 and 5,170.31

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Solution

The fourth proportional to 17,649.38, 26,476.53 and 5,170.31 is: 7,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,649.38 : 26,476.53 = 5,170.31 : x
  2. Step 2: Convert to fraction form
    17,649.38/26,476.53 = 5,170.31/x
  3. Step 3: Cross multiply
    17,649.38x = 26,476.53 × 5,170.31
  4. Step 4: Simplify right side
    17,649.38x = 136,891,735.44
  5. Step 5: Solve for x
    x = 136,891,735.44/17,649.38
  6. Step 6: Final answer
    x = 7,756.18

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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.