Home / 19,935.24-29,869.92-8,825.28

Finding the Fourth Proportional to 19,935.24, 29,869.92 and 8,825.28

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Solution

The fourth proportional to 19,935.24, 29,869.92 and 8,825.28 is: 13,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.24 : 29,869.92 = 8,825.28 : x
  2. Step 2: Convert to fraction form
    19,935.24/29,869.92 = 8,825.28/x
  3. Step 3: Cross multiply
    19,935.24x = 29,869.92 × 8,825.28
  4. Step 4: Simplify right side
    19,935.24x = 263,610,407.58
  5. Step 5: Solve for x
    x = 263,610,407.58/19,935.24
  6. Step 6: Final answer
    x = 13,223.34

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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.