Home / 26,937.60-40,389-11,351.04

Finding the Fourth Proportional to 26,937.60, 40,389 and 11,351.04

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Solution

The fourth proportional to 26,937.60, 40,389 and 11,351.04 is: 17,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,937.60 : 40,389 = 11,351.04 : x
  2. Step 2: Convert to fraction form
    26,937.60/40,389 = 11,351.04/x
  3. Step 3: Cross multiply
    26,937.60x = 40,389 × 11,351.04
  4. Step 4: Simplify right side
    26,937.60x = 458,457,154.56
  5. Step 5: Solve for x
    x = 458,457,154.56/26,937.60
  6. Step 6: Final answer
    x = 17,019.23

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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.