Home / 36,498.28-54,768.54-19,860.04

Finding the Fourth Proportional to 36,498.28, 54,768.54 and 19,860.04

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Solution

The fourth proportional to 36,498.28, 54,768.54 and 19,860.04 is: 29,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,498.28 : 54,768.54 = 19,860.04 : x
  2. Step 2: Convert to fraction form
    36,498.28/54,768.54 = 19,860.04/x
  3. Step 3: Cross multiply
    36,498.28x = 54,768.54 × 19,860.04
  4. Step 4: Simplify right side
    36,498.28x = 1,087,705,395.14
  5. Step 5: Solve for x
    x = 1,087,705,395.14/36,498.28
  6. Step 6: Final answer
    x = 29,801.55

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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.