Home / 22,245.47-33,344.96-7,442.21

Finding the Fourth Proportional to 22,245.47, 33,344.96 and 7,442.21

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Solution

The fourth proportional to 22,245.47, 33,344.96 and 7,442.21 is: 11,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.47 : 33,344.96 = 7,442.21 : x
  2. Step 2: Convert to fraction form
    22,245.47/33,344.96 = 7,442.21/x
  3. Step 3: Cross multiply
    22,245.47x = 33,344.96 × 7,442.21
  4. Step 4: Simplify right side
    22,245.47x = 248,160,074.19
  5. Step 5: Solve for x
    x = 248,160,074.19/22,245.47
  6. Step 6: Final answer
    x = 11,155.53

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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.