Home / 25,921-35,775.30-19,622.44

Finding the Fourth Proportional to 25,921, 35,775.30 and 19,622.44

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Solution

The fourth proportional to 25,921, 35,775.30 and 19,622.44 is: 27,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,921 : 35,775.30 = 19,622.44 : x
  2. Step 2: Convert to fraction form
    25,921/35,775.30 = 19,622.44/x
  3. Step 3: Cross multiply
    25,921x = 35,775.30 × 19,622.44
  4. Step 4: Simplify right side
    25,921x = 701,998,677.73
  5. Step 5: Solve for x
    x = 701,998,677.73/25,921
  6. Step 6: Final answer
    x = 27,082.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.