Home / 55,209.94-82,831.48-17,257.66

Finding the Fourth Proportional to 55,209.94, 82,831.48 and 17,257.66

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Solution

The fourth proportional to 55,209.94, 82,831.48 and 17,257.66 is: 25,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209.94 : 82,831.48 = 17,257.66 : x
  2. Step 2: Convert to fraction form
    55,209.94/82,831.48 = 17,257.66/x
  3. Step 3: Cross multiply
    55,209.94x = 82,831.48 × 17,257.66
  4. Step 4: Simplify right side
    55,209.94x = 1,429,477,268.91
  5. Step 5: Solve for x
    x = 1,429,477,268.91/55,209.94
  6. Step 6: Final answer
    x = 25,891.67

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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.