Home / 19,719.50-29,575.94-5,865.26

Finding the Fourth Proportional to 19,719.50, 29,575.94 and 5,865.26

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Solution

The fourth proportional to 19,719.50, 29,575.94 and 5,865.26 is: 8,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.50 : 29,575.94 = 5,865.26 : x
  2. Step 2: Convert to fraction form
    19,719.50/29,575.94 = 5,865.26/x
  3. Step 3: Cross multiply
    19,719.50x = 29,575.94 × 5,865.26
  4. Step 4: Simplify right side
    19,719.50x = 173,470,577.84
  5. Step 5: Solve for x
    x = 173,470,577.84/19,719.50
  6. Step 6: Final answer
    x = 8,796.91

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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.