Home / 50,821.07-76,278.42-25,879.10

Finding the Fourth Proportional to 50,821.07, 76,278.42 and 25,879.10

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Solution

The fourth proportional to 50,821.07, 76,278.42 and 25,879.10 is: 38,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,821.07 : 76,278.42 = 25,879.10 : x
  2. Step 2: Convert to fraction form
    50,821.07/76,278.42 = 25,879.10/x
  3. Step 3: Cross multiply
    50,821.07x = 76,278.42 × 25,879.10
  4. Step 4: Simplify right side
    50,821.07x = 1,974,016,859.02
  5. Step 5: Solve for x
    x = 1,974,016,859.02/50,821.07
  6. Step 6: Final answer
    x = 38,842.49

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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.