Home / 37,223.10-55,822.66-12,257.21

Finding the Fourth Proportional to 37,223.10, 55,822.66 and 12,257.21

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Solution

The fourth proportional to 37,223.10, 55,822.66 and 12,257.21 is: 18,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,223.10 : 55,822.66 = 12,257.21 : x
  2. Step 2: Convert to fraction form
    37,223.10/55,822.66 = 12,257.21/x
  3. Step 3: Cross multiply
    37,223.10x = 55,822.66 × 12,257.21
  4. Step 4: Simplify right side
    37,223.10x = 684,230,175.29
  5. Step 5: Solve for x
    x = 684,230,175.29/37,223.10
  6. Step 6: Final answer
    x = 18,381.87

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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.