Home / 20,413.06-30,591.06-11,032.85

Finding the Fourth Proportional to 20,413.06, 30,591.06 and 11,032.85

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Solution

The fourth proportional to 20,413.06, 30,591.06 and 11,032.85 is: 16,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413.06 : 30,591.06 = 11,032.85 : x
  2. Step 2: Convert to fraction form
    20,413.06/30,591.06 = 11,032.85/x
  3. Step 3: Cross multiply
    20,413.06x = 30,591.06 × 11,032.85
  4. Step 4: Simplify right side
    20,413.06x = 337,506,576.32
  5. Step 5: Solve for x
    x = 337,506,576.32/20,413.06
  6. Step 6: Final answer
    x = 16,533.86

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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.