Home / 43,836.26-65,801.19-18,888.62

Finding the Fourth Proportional to 43,836.26, 65,801.19 and 18,888.62

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Solution

The fourth proportional to 43,836.26, 65,801.19 and 18,888.62 is: 28,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,836.26 : 65,801.19 = 18,888.62 : x
  2. Step 2: Convert to fraction form
    43,836.26/65,801.19 = 18,888.62/x
  3. Step 3: Cross multiply
    43,836.26x = 65,801.19 × 18,888.62
  4. Step 4: Simplify right side
    43,836.26x = 1,242,893,673.46
  5. Step 5: Solve for x
    x = 1,242,893,673.46/43,836.26
  6. Step 6: Final answer
    x = 28,353.10

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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.