Home / 26,839.40-37,043.62-17,142.62

Finding the Fourth Proportional to 26,839.40, 37,043.62 and 17,142.62

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Solution

The fourth proportional to 26,839.40, 37,043.62 and 17,142.62 is: 23,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.40 : 37,043.62 = 17,142.62 : x
  2. Step 2: Convert to fraction form
    26,839.40/37,043.62 = 17,142.62/x
  3. Step 3: Cross multiply
    26,839.40x = 37,043.62 × 17,142.62
  4. Step 4: Simplify right side
    26,839.40x = 635,024,701.08
  5. Step 5: Solve for x
    x = 635,024,701.08/26,839.40
  6. Step 6: Final answer
    x = 23,660.17

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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.