Home / 39,791.62-59,635.11-16,405.06

Finding the Fourth Proportional to 39,791.62, 59,635.11 and 16,405.06

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Solution

The fourth proportional to 39,791.62, 59,635.11 and 16,405.06 is: 24,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791.62 : 59,635.11 = 16,405.06 : x
  2. Step 2: Convert to fraction form
    39,791.62/59,635.11 = 16,405.06/x
  3. Step 3: Cross multiply
    39,791.62x = 59,635.11 × 16,405.06
  4. Step 4: Simplify right side
    39,791.62x = 978,317,557.66
  5. Step 5: Solve for x
    x = 978,317,557.66/39,791.62
  6. Step 6: Final answer
    x = 24,586.02

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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.