Home / 39,884.20-59,826.30-34,343.80

Finding the Fourth Proportional to 39,884.20, 59,826.30 and 34,343.80

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Solution

The fourth proportional to 39,884.20, 59,826.30 and 34,343.80 is: 51,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,884.20 : 59,826.30 = 34,343.80 : x
  2. Step 2: Convert to fraction form
    39,884.20/59,826.30 = 34,343.80/x
  3. Step 3: Cross multiply
    39,884.20x = 59,826.30 × 34,343.80
  4. Step 4: Simplify right side
    39,884.20x = 2,054,662,481.94
  5. Step 5: Solve for x
    x = 2,054,662,481.94/39,884.20
  6. Step 6: Final answer
    x = 51,515.70

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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.