Home / 21,797.05-29,985.55-19,096.11

Finding the Fourth Proportional to 21,797.05, 29,985.55 and 19,096.11

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Solution

The fourth proportional to 21,797.05, 29,985.55 and 19,096.11 is: 26,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797.05 : 29,985.55 = 19,096.11 : x
  2. Step 2: Convert to fraction form
    21,797.05/29,985.55 = 19,096.11/x
  3. Step 3: Cross multiply
    21,797.05x = 29,985.55 × 19,096.11
  4. Step 4: Simplify right side
    21,797.05x = 572,607,265.73
  5. Step 5: Solve for x
    x = 572,607,265.73/21,797.05
  6. Step 6: Final answer
    x = 26,269.94

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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.