Home / 25,257.31-34,855.33-13,927.25

Finding the Fourth Proportional to 25,257.31, 34,855.33 and 13,927.25

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Solution

The fourth proportional to 25,257.31, 34,855.33 and 13,927.25 is: 19,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.31 : 34,855.33 = 13,927.25 : x
  2. Step 2: Convert to fraction form
    25,257.31/34,855.33 = 13,927.25/x
  3. Step 3: Cross multiply
    25,257.31x = 34,855.33 × 13,927.25
  4. Step 4: Simplify right side
    25,257.31x = 485,438,894.74
  5. Step 5: Solve for x
    x = 485,438,894.74/25,257.31
  6. Step 6: Final answer
    x = 19,219.74

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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.