Home / 39,563.60-59,299.80-19,855.76

Finding the Fourth Proportional to 39,563.60, 59,299.80 and 19,855.76

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Solution

The fourth proportional to 39,563.60, 59,299.80 and 19,855.76 is: 29,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563.60 : 59,299.80 = 19,855.76 : x
  2. Step 2: Convert to fraction form
    39,563.60/59,299.80 = 19,855.76/x
  3. Step 3: Cross multiply
    39,563.60x = 59,299.80 × 19,855.76
  4. Step 4: Simplify right side
    39,563.60x = 1,177,442,596.85
  5. Step 5: Solve for x
    x = 1,177,442,596.85/39,563.60
  6. Step 6: Final answer
    x = 29,760.75

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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.