Home / 55,086.21-82,565.91-25,441.74

Finding the Fourth Proportional to 55,086.21, 82,565.91 and 25,441.74

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Solution

The fourth proportional to 55,086.21, 82,565.91 and 25,441.74 is: 38,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,086.21 : 82,565.91 = 25,441.74 : x
  2. Step 2: Convert to fraction form
    55,086.21/82,565.91 = 25,441.74/x
  3. Step 3: Cross multiply
    55,086.21x = 82,565.91 × 25,441.74
  4. Step 4: Simplify right side
    55,086.21x = 2,100,620,415.08
  5. Step 5: Solve for x
    x = 2,100,620,415.08/55,086.21
  6. Step 6: Final answer
    x = 38,133.33

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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.