Home / 36,935.30-55,388.36-13,548.98

Finding the Fourth Proportional to 36,935.30, 55,388.36 and 13,548.98

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Solution

The fourth proportional to 36,935.30, 55,388.36 and 13,548.98 is: 20,318.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,935.30 : 55,388.36 = 13,548.98 : x
  2. Step 2: Convert to fraction form
    36,935.30/55,388.36 = 13,548.98/x
  3. Step 3: Cross multiply
    36,935.30x = 55,388.36 × 13,548.98
  4. Step 4: Simplify right side
    36,935.30x = 750,455,781.87
  5. Step 5: Solve for x
    x = 750,455,781.87/36,935.30
  6. Step 6: Final answer
    x = 20,318.12

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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.