Home / 22,268.30-33,405.53-7,481.45

Finding the Fourth Proportional to 22,268.30, 33,405.53 and 7,481.45

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Solution

The fourth proportional to 22,268.30, 33,405.53 and 7,481.45 is: 11,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.30 : 33,405.53 = 7,481.45 : x
  2. Step 2: Convert to fraction form
    22,268.30/33,405.53 = 7,481.45/x
  3. Step 3: Cross multiply
    22,268.30x = 33,405.53 × 7,481.45
  4. Step 4: Simplify right side
    22,268.30x = 249,921,700.20
  5. Step 5: Solve for x
    x = 249,921,700.20/22,268.30
  6. Step 6: Final answer
    x = 11,223.20

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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.