Home / 36,641.05-54,970.25-29,172.85

Finding the Fourth Proportional to 36,641.05, 54,970.25 and 29,172.85

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Solution

The fourth proportional to 36,641.05, 54,970.25 and 29,172.85 is: 43,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641.05 : 54,970.25 = 29,172.85 : x
  2. Step 2: Convert to fraction form
    36,641.05/54,970.25 = 29,172.85/x
  3. Step 3: Cross multiply
    36,641.05x = 54,970.25 × 29,172.85
  4. Step 4: Simplify right side
    36,641.05x = 1,603,638,857.71
  5. Step 5: Solve for x
    x = 1,603,638,857.71/36,641.05
  6. Step 6: Final answer
    x = 43,766.18

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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.