Home / 17,234.48-23,781.60-9,679.20

Finding the Fourth Proportional to 17,234.48, 23,781.60 and 9,679.20

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Solution

The fourth proportional to 17,234.48, 23,781.60 and 9,679.20 is: 13,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,234.48 : 23,781.60 = 9,679.20 : x
  2. Step 2: Convert to fraction form
    17,234.48/23,781.60 = 9,679.20/x
  3. Step 3: Cross multiply
    17,234.48x = 23,781.60 × 9,679.20
  4. Step 4: Simplify right side
    17,234.48x = 230,186,862.72
  5. Step 5: Solve for x
    x = 230,186,862.72/17,234.48
  6. Step 6: Final answer
    x = 13,356.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.