Home / 26,268.48-39,389.76-9,615.96

Finding the Fourth Proportional to 26,268.48, 39,389.76 and 9,615.96

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Solution

The fourth proportional to 26,268.48, 39,389.76 and 9,615.96 is: 14,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,268.48 : 39,389.76 = 9,615.96 : x
  2. Step 2: Convert to fraction form
    26,268.48/39,389.76 = 9,615.96/x
  3. Step 3: Cross multiply
    26,268.48x = 39,389.76 × 9,615.96
  4. Step 4: Simplify right side
    26,268.48x = 378,770,356.57
  5. Step 5: Solve for x
    x = 378,770,356.57/26,268.48
  6. Step 6: Final answer
    x = 14,419.20

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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.