Home / 17,231.04-23,781.60-9,781.44

Finding the Fourth Proportional to 17,231.04, 23,781.60 and 9,781.44

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Solution

The fourth proportional to 17,231.04, 23,781.60 and 9,781.44 is: 13,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.04 : 23,781.60 = 9,781.44 : x
  2. Step 2: Convert to fraction form
    17,231.04/23,781.60 = 9,781.44/x
  3. Step 3: Cross multiply
    17,231.04x = 23,781.60 × 9,781.44
  4. Step 4: Simplify right side
    17,231.04x = 232,618,293.50
  5. Step 5: Solve for x
    x = 232,618,293.50/17,231.04
  6. Step 6: Final answer
    x = 13,499.96

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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.