Home / 11,558.18-17,349.62-10,180.37

Finding the Fourth Proportional to 11,558.18, 17,349.62 and 10,180.37

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Solution

The fourth proportional to 11,558.18, 17,349.62 and 10,180.37 is: 15,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.18 : 17,349.62 = 10,180.37 : x
  2. Step 2: Convert to fraction form
    11,558.18/17,349.62 = 10,180.37/x
  3. Step 3: Cross multiply
    11,558.18x = 17,349.62 × 10,180.37
  4. Step 4: Simplify right side
    11,558.18x = 176,625,413.31
  5. Step 5: Solve for x
    x = 176,625,413.31/11,558.18
  6. Step 6: Final answer
    x = 15,281.43

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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.