Home / 47,012.11-70,524.75-13,734.61

Finding the Fourth Proportional to 47,012.11, 70,524.75 and 13,734.61

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Solution

The fourth proportional to 47,012.11, 70,524.75 and 13,734.61 is: 20,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012.11 : 70,524.75 = 13,734.61 : x
  2. Step 2: Convert to fraction form
    47,012.11/70,524.75 = 13,734.61/x
  3. Step 3: Cross multiply
    47,012.11x = 70,524.75 × 13,734.61
  4. Step 4: Simplify right side
    47,012.11x = 968,629,936.60
  5. Step 5: Solve for x
    x = 968,629,936.60/47,012.11
  6. Step 6: Final answer
    x = 20,603.84

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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.