Home / 36,415.11-54,643.91-15,353.85

Finding the Fourth Proportional to 36,415.11, 54,643.91 and 15,353.85

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Solution

The fourth proportional to 36,415.11, 54,643.91 and 15,353.85 is: 23,039.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.11 : 54,643.91 = 15,353.85 : x
  2. Step 2: Convert to fraction form
    36,415.11/54,643.91 = 15,353.85/x
  3. Step 3: Cross multiply
    36,415.11x = 54,643.91 × 15,353.85
  4. Step 4: Simplify right side
    36,415.11x = 838,994,320.78
  5. Step 5: Solve for x
    x = 838,994,320.78/36,415.11
  6. Step 6: Final answer
    x = 23,039.73

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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.