Home / 39,894.12-55,036.26-26,467.56

Finding the Fourth Proportional to 39,894.12, 55,036.26 and 26,467.56

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Solution

The fourth proportional to 39,894.12, 55,036.26 and 26,467.56 is: 36,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,894.12 : 55,036.26 = 26,467.56 : x
  2. Step 2: Convert to fraction form
    39,894.12/55,036.26 = 26,467.56/x
  3. Step 3: Cross multiply
    39,894.12x = 55,036.26 × 26,467.56
  4. Step 4: Simplify right side
    39,894.12x = 1,456,675,513.73
  5. Step 5: Solve for x
    x = 1,456,675,513.73/39,894.12
  6. Step 6: Final answer
    x = 36,513.54

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1.5x scale

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.