Home / 39,891.33-59,849.15-18,847.53

Finding the Fourth Proportional to 39,891.33, 59,849.15 and 18,847.53

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Solution

The fourth proportional to 39,891.33, 59,849.15 and 18,847.53 is: 28,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,891.33 : 59,849.15 = 18,847.53 : x
  2. Step 2: Convert to fraction form
    39,891.33/59,849.15 = 18,847.53/x
  3. Step 3: Cross multiply
    39,891.33x = 59,849.15 × 18,847.53
  4. Step 4: Simplify right side
    39,891.33x = 1,128,008,555.86
  5. Step 5: Solve for x
    x = 1,128,008,555.86/39,891.33
  6. Step 6: Final answer
    x = 28,277.04

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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.