Home / 26,920.53-40,343.85-17,042.12

Finding the Fourth Proportional to 26,920.53, 40,343.85 and 17,042.12

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Solution

The fourth proportional to 26,920.53, 40,343.85 and 17,042.12 is: 25,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.53 : 40,343.85 = 17,042.12 : x
  2. Step 2: Convert to fraction form
    26,920.53/40,343.85 = 17,042.12/x
  3. Step 3: Cross multiply
    26,920.53x = 40,343.85 × 17,042.12
  4. Step 4: Simplify right side
    26,920.53x = 687,544,748.07
  5. Step 5: Solve for x
    x = 687,544,748.07/26,920.53
  6. Step 6: Final answer
    x = 25,539.80

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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.