Home / 25,054.67-34,573.96-13,721.91

Finding the Fourth Proportional to 25,054.67, 34,573.96 and 13,721.91

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Solution

The fourth proportional to 25,054.67, 34,573.96 and 13,721.91 is: 18,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,054.67 : 34,573.96 = 13,721.91 : x
  2. Step 2: Convert to fraction form
    25,054.67/34,573.96 = 13,721.91/x
  3. Step 3: Cross multiply
    25,054.67x = 34,573.96 × 13,721.91
  4. Step 4: Simplify right side
    25,054.67x = 474,420,693.56
  5. Step 5: Solve for x
    x = 474,420,693.56/25,054.67
  6. Step 6: Final answer
    x = 18,935.42

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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.