Home / 22,281.20-33,413.70-8,948.60

Finding the Fourth Proportional to 22,281.20, 33,413.70 and 8,948.60

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Solution

The fourth proportional to 22,281.20, 33,413.70 and 8,948.60 is: 13,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.20 : 33,413.70 = 8,948.60 : x
  2. Step 2: Convert to fraction form
    22,281.20/33,413.70 = 8,948.60/x
  3. Step 3: Cross multiply
    22,281.20x = 33,413.70 × 8,948.60
  4. Step 4: Simplify right side
    22,281.20x = 299,005,835.82
  5. Step 5: Solve for x
    x = 299,005,835.82/22,281.20
  6. Step 6: Final answer
    x = 13,419.65

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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.