Home / 26,465.49-39,677.52-18,120.27

Finding the Fourth Proportional to 26,465.49, 39,677.52 and 18,120.27

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Solution

The fourth proportional to 26,465.49, 39,677.52 and 18,120.27 is: 27,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.49 : 39,677.52 = 18,120.27 : x
  2. Step 2: Convert to fraction form
    26,465.49/39,677.52 = 18,120.27/x
  3. Step 3: Cross multiply
    26,465.49x = 39,677.52 × 18,120.27
  4. Step 4: Simplify right side
    26,465.49x = 718,967,375.33
  5. Step 5: Solve for x
    x = 718,967,375.33/26,465.49
  6. Step 6: Final answer
    x = 27,166.22

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1.5x scale

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.