Home / 19,150.44-26,423.67-11,191.11

Finding the Fourth Proportional to 19,150.44, 26,423.67 and 11,191.11

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Solution

The fourth proportional to 19,150.44, 26,423.67 and 11,191.11 is: 15,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.44 : 26,423.67 = 11,191.11 : x
  2. Step 2: Convert to fraction form
    19,150.44/26,423.67 = 11,191.11/x
  3. Step 3: Cross multiply
    19,150.44x = 26,423.67 × 11,191.11
  4. Step 4: Simplify right side
    19,150.44x = 295,710,197.57
  5. Step 5: Solve for x
    x = 295,710,197.57/19,150.44
  6. Step 6: Final answer
    x = 15,441.43

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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.