Home / 20,036.96-27,650.52-11,084.52

Finding the Fourth Proportional to 20,036.96, 27,650.52 and 11,084.52

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Solution

The fourth proportional to 20,036.96, 27,650.52 and 11,084.52 is: 15,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.96 : 27,650.52 = 11,084.52 : x
  2. Step 2: Convert to fraction form
    20,036.96/27,650.52 = 11,084.52/x
  3. Step 3: Cross multiply
    20,036.96x = 27,650.52 × 11,084.52
  4. Step 4: Simplify right side
    20,036.96x = 306,492,741.95
  5. Step 5: Solve for x
    x = 306,492,741.95/20,036.96
  6. Step 6: Final answer
    x = 15,296.37

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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.