Home / 25,306.04-34,921.82-13,974.89

Finding the Fourth Proportional to 25,306.04, 34,921.82 and 13,974.89

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Solution

The fourth proportional to 25,306.04, 34,921.82 and 13,974.89 is: 19,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.04 : 34,921.82 = 13,974.89 : x
  2. Step 2: Convert to fraction form
    25,306.04/34,921.82 = 13,974.89/x
  3. Step 3: Cross multiply
    25,306.04x = 34,921.82 × 13,974.89
  4. Step 4: Simplify right side
    25,306.04x = 488,028,453.43
  5. Step 5: Solve for x
    x = 488,028,453.43/25,306.04
  6. Step 6: Final answer
    x = 19,285.06

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1.5x scale

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.