Home / 47,806.20-71,579.70-37,438.20

Finding the Fourth Proportional to 47,806.20, 71,579.70 and 37,438.20

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Solution

The fourth proportional to 47,806.20, 71,579.70 and 37,438.20 is: 56,055.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806.20 : 71,579.70 = 37,438.20 : x
  2. Step 2: Convert to fraction form
    47,806.20/71,579.70 = 37,438.20/x
  3. Step 3: Cross multiply
    47,806.20x = 71,579.70 × 37,438.20
  4. Step 4: Simplify right side
    47,806.20x = 2,679,815,124.54
  5. Step 5: Solve for x
    x = 2,679,815,124.54/47,806.20
  6. Step 6: Final answer
    x = 56,055.81

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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.