Home / 49,646.20-74,339.70-32,020.60

Finding the Fourth Proportional to 49,646.20, 74,339.70 and 32,020.60

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Solution

The fourth proportional to 49,646.20, 74,339.70 and 32,020.60 is: 47,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,646.20 : 74,339.70 = 32,020.60 : x
  2. Step 2: Convert to fraction form
    49,646.20/74,339.70 = 32,020.60/x
  3. Step 3: Cross multiply
    49,646.20x = 74,339.70 × 32,020.60
  4. Step 4: Simplify right side
    49,646.20x = 2,380,401,797.82
  5. Step 5: Solve for x
    x = 2,380,401,797.82/49,646.20
  6. Step 6: Final answer
    x = 47,947.31

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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.