Home / 25,178.45-34,747.10-13,848.42

Finding the Fourth Proportional to 25,178.45, 34,747.10 and 13,848.42

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Solution

The fourth proportional to 25,178.45, 34,747.10 and 13,848.42 is: 19,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.45 : 34,747.10 = 13,848.42 : x
  2. Step 2: Convert to fraction form
    25,178.45/34,747.10 = 13,848.42/x
  3. Step 3: Cross multiply
    25,178.45x = 34,747.10 × 13,848.42
  4. Step 4: Simplify right side
    25,178.45x = 481,192,391.07
  5. Step 5: Solve for x
    x = 481,192,391.07/25,178.45
  6. Step 6: Final answer
    x = 19,111.28

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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.