Home / 40,766.47-61,138.61-11,177.27

Finding the Fourth Proportional to 40,766.47, 61,138.61 and 11,177.27

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Solution

The fourth proportional to 40,766.47, 61,138.61 and 11,177.27 is: 16,762.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,766.47 : 61,138.61 = 11,177.27 : x
  2. Step 2: Convert to fraction form
    40,766.47/61,138.61 = 11,177.27/x
  3. Step 3: Cross multiply
    40,766.47x = 61,138.61 × 11,177.27
  4. Step 4: Simplify right side
    40,766.47x = 683,362,751.39
  5. Step 5: Solve for x
    x = 683,362,751.39/40,766.47
  6. Step 6: Final answer
    x = 16,762.86

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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.