Home / 43,678.15-65,531.80-17,375.83

Finding the Fourth Proportional to 43,678.15, 65,531.80 and 17,375.83

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Solution

The fourth proportional to 43,678.15, 65,531.80 and 17,375.83 is: 26,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,678.15 : 65,531.80 = 17,375.83 : x
  2. Step 2: Convert to fraction form
    43,678.15/65,531.80 = 17,375.83/x
  3. Step 3: Cross multiply
    43,678.15x = 65,531.80 × 17,375.83
  4. Step 4: Simplify right side
    43,678.15x = 1,138,669,088.74
  5. Step 5: Solve for x
    x = 1,138,669,088.74/43,678.15
  6. Step 6: Final answer
    x = 26,069.54

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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.