Home / 19,425.16-26,805.92-11,469.95

Finding the Fourth Proportional to 19,425.16, 26,805.92 and 11,469.95

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Solution

The fourth proportional to 19,425.16, 26,805.92 and 11,469.95 is: 15,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.16 : 26,805.92 = 11,469.95 : x
  2. Step 2: Convert to fraction form
    19,425.16/26,805.92 = 11,469.95/x
  3. Step 3: Cross multiply
    19,425.16x = 26,805.92 × 11,469.95
  4. Step 4: Simplify right side
    19,425.16x = 307,462,562.10
  5. Step 5: Solve for x
    x = 307,462,562.10/19,425.16
  6. Step 6: Final answer
    x = 15,828.06

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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.