Home / 43,561.26-65,312.32-22,161.38

Finding the Fourth Proportional to 43,561.26, 65,312.32 and 22,161.38

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Solution

The fourth proportional to 43,561.26, 65,312.32 and 22,161.38 is: 33,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.26 : 65,312.32 = 22,161.38 : x
  2. Step 2: Convert to fraction form
    43,561.26/65,312.32 = 22,161.38/x
  3. Step 3: Cross multiply
    43,561.26x = 65,312.32 × 22,161.38
  4. Step 4: Simplify right side
    43,561.26x = 1,447,411,138.83
  5. Step 5: Solve for x
    x = 1,447,411,138.83/43,561.26
  6. Step 6: Final answer
    x = 33,227.03

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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.