Home / 19,763.74-27,273.18-10,811.26

Finding the Fourth Proportional to 19,763.74, 27,273.18 and 10,811.26

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Solution

The fourth proportional to 19,763.74, 27,273.18 and 10,811.26 is: 14,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.74 : 27,273.18 = 10,811.26 : x
  2. Step 2: Convert to fraction form
    19,763.74/27,273.18 = 10,811.26/x
  3. Step 3: Cross multiply
    19,763.74x = 27,273.18 × 10,811.26
  4. Step 4: Simplify right side
    19,763.74x = 294,857,440.01
  5. Step 5: Solve for x
    x = 294,857,440.01/19,763.74
  6. Step 6: Final answer
    x = 14,919.11

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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.