Home / 22,279.10-33,413.18-9,135.23

Finding the Fourth Proportional to 22,279.10, 33,413.18 and 9,135.23

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Solution

The fourth proportional to 22,279.10, 33,413.18 and 9,135.23 is: 13,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.10 : 33,413.18 = 9,135.23 : x
  2. Step 2: Convert to fraction form
    22,279.10/33,413.18 = 9,135.23/x
  3. Step 3: Cross multiply
    22,279.10x = 33,413.18 × 9,135.23
  4. Step 4: Simplify right side
    22,279.10x = 305,236,871.59
  5. Step 5: Solve for x
    x = 305,236,871.59/22,279.10
  6. Step 6: Final answer
    x = 13,700.60

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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.