Home / 41,329.20-61,993.80-39,579.60

Finding the Fourth Proportional to 41,329.20, 61,993.80 and 39,579.60

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Solution

The fourth proportional to 41,329.20, 61,993.80 and 39,579.60 is: 59,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,329.20 : 61,993.80 = 39,579.60 : x
  2. Step 2: Convert to fraction form
    41,329.20/61,993.80 = 39,579.60/x
  3. Step 3: Cross multiply
    41,329.20x = 61,993.80 × 39,579.60
  4. Step 4: Simplify right side
    41,329.20x = 2,453,689,806.48
  5. Step 5: Solve for x
    x = 2,453,689,806.48/41,329.20
  6. Step 6: Final answer
    x = 59,369.40

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1.5x scale

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.