Home / 26,397.24-39,562.65-18,861.54

Finding the Fourth Proportional to 26,397.24, 39,562.65 and 18,861.54

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Solution

The fourth proportional to 26,397.24, 39,562.65 and 18,861.54 is: 28,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,397.24 : 39,562.65 = 18,861.54 : x
  2. Step 2: Convert to fraction form
    26,397.24/39,562.65 = 18,861.54/x
  3. Step 3: Cross multiply
    26,397.24x = 39,562.65 × 18,861.54
  4. Step 4: Simplify right side
    26,397.24x = 746,212,505.48
  5. Step 5: Solve for x
    x = 746,212,505.48/26,397.24
  6. Step 6: Final answer
    x = 28,268.58

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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.