Home / 19,559.88-29,335.37-5,521.37

Finding the Fourth Proportional to 19,559.88, 29,335.37 and 5,521.37

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Solution

The fourth proportional to 19,559.88, 29,335.37 and 5,521.37 is: 8,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.88 : 29,335.37 = 5,521.37 : x
  2. Step 2: Convert to fraction form
    19,559.88/29,335.37 = 5,521.37/x
  3. Step 3: Cross multiply
    19,559.88x = 29,335.37 × 5,521.37
  4. Step 4: Simplify right side
    19,559.88x = 161,971,257.57
  5. Step 5: Solve for x
    x = 161,971,257.57/19,559.88
  6. Step 6: Final answer
    x = 8,280.79

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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.