Home / 26,419.82-39,372.39-25,618.82

Finding the Fourth Proportional to 26,419.82, 39,372.39 and 25,618.82

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Solution

The fourth proportional to 26,419.82, 39,372.39 and 25,618.82 is: 38,178.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.82 : 39,372.39 = 25,618.82 : x
  2. Step 2: Convert to fraction form
    26,419.82/39,372.39 = 25,618.82/x
  3. Step 3: Cross multiply
    26,419.82x = 39,372.39 × 25,618.82
  4. Step 4: Simplify right side
    26,419.82x = 1,008,673,975.52
  5. Step 5: Solve for x
    x = 1,008,673,975.52/26,419.82
  6. Step 6: Final answer
    x = 38,178.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.