Home / 35,320.44-52,885.80-18,645.78

Finding the Fourth Proportional to 35,320.44, 52,885.80 and 18,645.78

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Solution

The fourth proportional to 35,320.44, 52,885.80 and 18,645.78 is: 27,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.44 : 52,885.80 = 18,645.78 : x
  2. Step 2: Convert to fraction form
    35,320.44/52,885.80 = 18,645.78/x
  3. Step 3: Cross multiply
    35,320.44x = 52,885.80 × 18,645.78
  4. Step 4: Simplify right side
    35,320.44x = 986,096,991.92
  5. Step 5: Solve for x
    x = 986,096,991.92/35,320.44
  6. Step 6: Final answer
    x = 27,918.59

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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.