Home / 17,412.62-26,118.75-4,265.06

Finding the Fourth Proportional to 17,412.62, 26,118.75 and 4,265.06

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Solution

The fourth proportional to 17,412.62, 26,118.75 and 4,265.06 is: 6,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.62 : 26,118.75 = 4,265.06 : x
  2. Step 2: Convert to fraction form
    17,412.62/26,118.75 = 4,265.06/x
  3. Step 3: Cross multiply
    17,412.62x = 26,118.75 × 4,265.06
  4. Step 4: Simplify right side
    17,412.62x = 111,398,035.88
  5. Step 5: Solve for x
    x = 111,398,035.88/17,412.62
  6. Step 6: Final answer
    x = 6,397.55

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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.