Home / 35,839.26-53,772.03-12,472.38

Finding the Fourth Proportional to 35,839.26, 53,772.03 and 12,472.38

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Solution

The fourth proportional to 35,839.26, 53,772.03 and 12,472.38 is: 18,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.26 : 53,772.03 = 12,472.38 : x
  2. Step 2: Convert to fraction form
    35,839.26/53,772.03 = 12,472.38/x
  3. Step 3: Cross multiply
    35,839.26x = 53,772.03 × 12,472.38
  4. Step 4: Simplify right side
    35,839.26x = 670,665,191.53
  5. Step 5: Solve for x
    x = 670,665,191.53/35,839.26
  6. Step 6: Final answer
    x = 18,713.14

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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.