Home / 27,868.40-41,816.27-13,078.52

Finding the Fourth Proportional to 27,868.40, 41,816.27 and 13,078.52

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Solution

The fourth proportional to 27,868.40, 41,816.27 and 13,078.52 is: 19,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,868.40 : 41,816.27 = 13,078.52 : x
  2. Step 2: Convert to fraction form
    27,868.40/41,816.27 = 13,078.52/x
  3. Step 3: Cross multiply
    27,868.40x = 41,816.27 × 13,078.52
  4. Step 4: Simplify right side
    27,868.40x = 546,894,923.52
  5. Step 5: Solve for x
    x = 546,894,923.52/27,868.40
  6. Step 6: Final answer
    x = 19,624.20

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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.