Home / 18,279.36-27,413.37-6,591.06

Finding the Fourth Proportional to 18,279.36, 27,413.37 and 6,591.06

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Solution

The fourth proportional to 18,279.36, 27,413.37 and 6,591.06 is: 9,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279.36 : 27,413.37 = 6,591.06 : x
  2. Step 2: Convert to fraction form
    18,279.36/27,413.37 = 6,591.06/x
  3. Step 3: Cross multiply
    18,279.36x = 27,413.37 × 6,591.06
  4. Step 4: Simplify right side
    18,279.36x = 180,683,166.47
  5. Step 5: Solve for x
    x = 180,683,166.47/18,279.36
  6. Step 6: Final answer
    x = 9,884.55

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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.