Home / 20,232.18-27,922.52-11,731.74

Finding the Fourth Proportional to 20,232.18, 27,922.52 and 11,731.74

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Solution

The fourth proportional to 20,232.18, 27,922.52 and 11,731.74 is: 16,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232.18 : 27,922.52 = 11,731.74 : x
  2. Step 2: Convert to fraction form
    20,232.18/27,922.52 = 11,731.74/x
  3. Step 3: Cross multiply
    20,232.18x = 27,922.52 × 11,731.74
  4. Step 4: Simplify right side
    20,232.18x = 327,579,669.40
  5. Step 5: Solve for x
    x = 327,579,669.40/20,232.18
  6. Step 6: Final answer
    x = 16,191.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.