Home / 22,130.76-33,196.17-7,335.78

Finding the Fourth Proportional to 22,130.76, 33,196.17 and 7,335.78

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Solution

The fourth proportional to 22,130.76, 33,196.17 and 7,335.78 is: 11,003.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.76 : 33,196.17 = 7,335.78 : x
  2. Step 2: Convert to fraction form
    22,130.76/33,196.17 = 7,335.78/x
  3. Step 3: Cross multiply
    22,130.76x = 33,196.17 × 7,335.78
  4. Step 4: Simplify right side
    22,130.76x = 243,519,799.96
  5. Step 5: Solve for x
    x = 243,519,799.96/22,130.76
  6. Step 6: Final answer
    x = 11,003.68

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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.