Home / 35,989.84-54,001.16-18,471.97

Finding the Fourth Proportional to 35,989.84, 54,001.16 and 18,471.97

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Solution

The fourth proportional to 35,989.84, 54,001.16 and 18,471.97 is: 27,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.84 : 54,001.16 = 18,471.97 : x
  2. Step 2: Convert to fraction form
    35,989.84/54,001.16 = 18,471.97/x
  3. Step 3: Cross multiply
    35,989.84x = 54,001.16 × 18,471.97
  4. Step 4: Simplify right side
    35,989.84x = 997,507,445.12
  5. Step 5: Solve for x
    x = 997,507,445.12/35,989.84
  6. Step 6: Final answer
    x = 27,716.37

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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.