Home / 17,824-26,726.18-12,208.14

Finding the Fourth Proportional to 17,824, 26,726.18 and 12,208.14

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Solution

The fourth proportional to 17,824, 26,726.18 and 12,208.14 is: 18,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824 : 26,726.18 = 12,208.14 : x
  2. Step 2: Convert to fraction form
    17,824/26,726.18 = 12,208.14/x
  3. Step 3: Cross multiply
    17,824x = 26,726.18 × 12,208.14
  4. Step 4: Simplify right side
    17,824x = 326,276,947.11
  5. Step 5: Solve for x
    x = 326,276,947.11/17,824
  6. Step 6: Final answer
    x = 18,305.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.