Home / 19,517.98-29,277.05-4,726.88

Finding the Fourth Proportional to 19,517.98, 29,277.05 and 4,726.88

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Solution

The fourth proportional to 19,517.98, 29,277.05 and 4,726.88 is: 7,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.98 : 29,277.05 = 4,726.88 : x
  2. Step 2: Convert to fraction form
    19,517.98/29,277.05 = 4,726.88/x
  3. Step 3: Cross multiply
    19,517.98x = 29,277.05 × 4,726.88
  4. Step 4: Simplify right side
    19,517.98x = 138,388,932.08
  5. Step 5: Solve for x
    x = 138,388,932.08/19,517.98
  6. Step 6: Final answer
    x = 7,090.33

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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.