Home / 26,117.09-39,198.00-25,920.51

Finding the Fourth Proportional to 26,117.09, 39,198.00 and 25,920.51

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Solution

The fourth proportional to 26,117.09, 39,198.00 and 25,920.51 is: 38,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.09 : 39,198.00 = 25,920.51 : x
  2. Step 2: Convert to fraction form
    26,117.09/39,198.00 = 25,920.51/x
  3. Step 3: Cross multiply
    26,117.09x = 39,198.00 × 25,920.51
  4. Step 4: Simplify right side
    26,117.09x = 1,016,032,184.17
  5. Step 5: Solve for x
    x = 1,016,032,184.17/26,117.09
  6. Step 6: Final answer
    x = 38,902.97

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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.