Home / 39,861.93-59,751.87-17,685.75

Finding the Fourth Proportional to 39,861.93, 59,751.87 and 17,685.75

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Solution

The fourth proportional to 39,861.93, 59,751.87 and 17,685.75 is: 26,510.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,861.93 : 59,751.87 = 17,685.75 : x
  2. Step 2: Convert to fraction form
    39,861.93/59,751.87 = 17,685.75/x
  3. Step 3: Cross multiply
    39,861.93x = 59,751.87 × 17,685.75
  4. Step 4: Simplify right side
    39,861.93x = 1,056,756,634.85
  5. Step 5: Solve for x
    x = 1,056,756,634.85/39,861.93
  6. Step 6: Final answer
    x = 26,510.42

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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.