Home / 22,442.40-33,664.56-7,650.72

Finding the Fourth Proportional to 22,442.40, 33,664.56 and 7,650.72

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Solution

The fourth proportional to 22,442.40, 33,664.56 and 7,650.72 is: 11,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,442.40 : 33,664.56 = 7,650.72 : x
  2. Step 2: Convert to fraction form
    22,442.40/33,664.56 = 7,650.72/x
  3. Step 3: Cross multiply
    22,442.40x = 33,664.56 × 7,650.72
  4. Step 4: Simplify right side
    22,442.40x = 257,558,122.48
  5. Step 5: Solve for x
    x = 257,558,122.48/22,442.40
  6. Step 6: Final answer
    x = 11,476.41

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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.