Home / 27,192.90-40,781.46-11,397.51

Finding the Fourth Proportional to 27,192.90, 40,781.46 and 11,397.51

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Solution

The fourth proportional to 27,192.90, 40,781.46 and 11,397.51 is: 17,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192.90 : 40,781.46 = 11,397.51 : x
  2. Step 2: Convert to fraction form
    27,192.90/40,781.46 = 11,397.51/x
  3. Step 3: Cross multiply
    27,192.90x = 40,781.46 × 11,397.51
  4. Step 4: Simplify right side
    27,192.90x = 464,807,098.16
  5. Step 5: Solve for x
    x = 464,807,098.16/27,192.90
  6. Step 6: Final answer
    x = 17,092.96

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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.