Home / 26,516.53-39,721.07-12,264.75

Finding the Fourth Proportional to 26,516.53, 39,721.07 and 12,264.75

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Solution

The fourth proportional to 26,516.53, 39,721.07 and 12,264.75 is: 18,372.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.53 : 39,721.07 = 12,264.75 : x
  2. Step 2: Convert to fraction form
    26,516.53/39,721.07 = 12,264.75/x
  3. Step 3: Cross multiply
    26,516.53x = 39,721.07 × 12,264.75
  4. Step 4: Simplify right side
    26,516.53x = 487,169,023.94
  5. Step 5: Solve for x
    x = 487,169,023.94/26,516.53
  6. Step 6: Final answer
    x = 18,372.28

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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.