Home / 18,193.32-27,232.28-11,938.52

Finding the Fourth Proportional to 18,193.32, 27,232.28 and 11,938.52

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Solution

The fourth proportional to 18,193.32, 27,232.28 and 11,938.52 is: 17,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.32 : 27,232.28 = 11,938.52 : x
  2. Step 2: Convert to fraction form
    18,193.32/27,232.28 = 11,938.52/x
  3. Step 3: Cross multiply
    18,193.32x = 27,232.28 × 11,938.52
  4. Step 4: Simplify right side
    18,193.32x = 325,113,119.43
  5. Step 5: Solve for x
    x = 325,113,119.43/18,193.32
  6. Step 6: Final answer
    x = 17,869.92

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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.