Home / 55,170.15-82,690.42-25,525.37

Finding the Fourth Proportional to 55,170.15, 82,690.42 and 25,525.37

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Solution

The fourth proportional to 55,170.15, 82,690.42 and 25,525.37 is: 38,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,170.15 : 82,690.42 = 25,525.37 : x
  2. Step 2: Convert to fraction form
    55,170.15/82,690.42 = 25,525.37/x
  3. Step 3: Cross multiply
    55,170.15x = 82,690.42 × 25,525.37
  4. Step 4: Simplify right side
    55,170.15x = 2,110,703,565.96
  5. Step 5: Solve for x
    x = 2,110,703,565.96/55,170.15
  6. Step 6: Final answer
    x = 38,258.07

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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.