Home / 19,873.83-27,422.76-11,373.99

Finding the Fourth Proportional to 19,873.83, 27,422.76 and 11,373.99

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Solution

The fourth proportional to 19,873.83, 27,422.76 and 11,373.99 is: 15,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.83 : 27,422.76 = 11,373.99 : x
  2. Step 2: Convert to fraction form
    19,873.83/27,422.76 = 11,373.99/x
  3. Step 3: Cross multiply
    19,873.83x = 27,422.76 × 11,373.99
  4. Step 4: Simplify right side
    19,873.83x = 311,906,240.66
  5. Step 5: Solve for x
    x = 311,906,240.66/19,873.83
  6. Step 6: Final answer
    x = 15,694.32

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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.