Home / 26,244.26-39,378.02-13,761.32

Finding the Fourth Proportional to 26,244.26, 39,378.02 and 13,761.32

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Solution

The fourth proportional to 26,244.26, 39,378.02 and 13,761.32 is: 20,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244.26 : 39,378.02 = 13,761.32 : x
  2. Step 2: Convert to fraction form
    26,244.26/39,378.02 = 13,761.32/x
  3. Step 3: Cross multiply
    26,244.26x = 39,378.02 × 13,761.32
  4. Step 4: Simplify right side
    26,244.26x = 541,893,268.49
  5. Step 5: Solve for x
    x = 541,893,268.49/26,244.26
  6. Step 6: Final answer
    x = 20,648.07

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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.