Home / 25,101.44-34,639.04-13,923.20

Finding the Fourth Proportional to 25,101.44, 34,639.04 and 13,923.20

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Solution

The fourth proportional to 25,101.44, 34,639.04 and 13,923.20 is: 19,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,101.44 : 34,639.04 = 13,923.20 : x
  2. Step 2: Convert to fraction form
    25,101.44/34,639.04 = 13,923.20/x
  3. Step 3: Cross multiply
    25,101.44x = 34,639.04 × 13,923.20
  4. Step 4: Simplify right side
    25,101.44x = 482,286,281.73
  5. Step 5: Solve for x
    x = 482,286,281.73/25,101.44
  6. Step 6: Final answer
    x = 19,213.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.