Home / 39,685.68-54,737.37-26,268.44

Finding the Fourth Proportional to 39,685.68, 54,737.37 and 26,268.44

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Solution

The fourth proportional to 39,685.68, 54,737.37 and 26,268.44 is: 36,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.68 : 54,737.37 = 26,268.44 : x
  2. Step 2: Convert to fraction form
    39,685.68/54,737.37 = 26,268.44/x
  3. Step 3: Cross multiply
    39,685.68x = 54,737.37 × 26,268.44
  4. Step 4: Simplify right side
    39,685.68x = 1,437,865,045.92
  5. Step 5: Solve for x
    x = 1,437,865,045.92/39,685.68
  6. Step 6: Final answer
    x = 36,231.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.