Home / 26,446.22-36,443.04-18,871.20

Finding the Fourth Proportional to 26,446.22, 36,443.04 and 18,871.20

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Solution

The fourth proportional to 26,446.22, 36,443.04 and 18,871.20 is: 26,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.22 : 36,443.04 = 18,871.20 : x
  2. Step 2: Convert to fraction form
    26,446.22/36,443.04 = 18,871.20/x
  3. Step 3: Cross multiply
    26,446.22x = 36,443.04 × 18,871.20
  4. Step 4: Simplify right side
    26,446.22x = 687,723,896.45
  5. Step 5: Solve for x
    x = 687,723,896.45/26,446.22
  6. Step 6: Final answer
    x = 26,004.62

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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.