Home / 36,191.58-49,949.66-20,277.11

Finding the Fourth Proportional to 36,191.58, 49,949.66 and 20,277.11

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Solution

The fourth proportional to 36,191.58, 49,949.66 and 20,277.11 is: 27,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.58 : 49,949.66 = 20,277.11 : x
  2. Step 2: Convert to fraction form
    36,191.58/49,949.66 = 20,277.11/x
  3. Step 3: Cross multiply
    36,191.58x = 49,949.66 × 20,277.11
  4. Step 4: Simplify right side
    36,191.58x = 1,012,834,750.28
  5. Step 5: Solve for x
    x = 1,012,834,750.28/36,191.58
  6. Step 6: Final answer
    x = 27,985.37

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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.