Home / 47,003.80-70,529.94-31,219.73

Finding the Fourth Proportional to 47,003.80, 70,529.94 and 31,219.73

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Solution

The fourth proportional to 47,003.80, 70,529.94 and 31,219.73 is: 46,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,003.80 : 70,529.94 = 31,219.73 : x
  2. Step 2: Convert to fraction form
    47,003.80/70,529.94 = 31,219.73/x
  3. Step 3: Cross multiply
    47,003.80x = 70,529.94 × 31,219.73
  4. Step 4: Simplify right side
    47,003.80x = 2,201,925,683.72
  5. Step 5: Solve for x
    x = 2,201,925,683.72/47,003.80
  6. Step 6: Final answer
    x = 46,845.70

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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.