Home / 19,868.72-29,775.35-14,932.58

Finding the Fourth Proportional to 19,868.72, 29,775.35 and 14,932.58

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Solution

The fourth proportional to 19,868.72, 29,775.35 and 14,932.58 is: 22,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868.72 : 29,775.35 = 14,932.58 : x
  2. Step 2: Convert to fraction form
    19,868.72/29,775.35 = 14,932.58/x
  3. Step 3: Cross multiply
    19,868.72x = 29,775.35 × 14,932.58
  4. Step 4: Simplify right side
    19,868.72x = 444,622,684.36
  5. Step 5: Solve for x
    x = 444,622,684.36/19,868.72
  6. Step 6: Final answer
    x = 22,378.03

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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.