Home / 19,828.22-27,366.11-11,873.00

Finding the Fourth Proportional to 19,828.22, 27,366.11 and 11,873.00

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Solution

The fourth proportional to 19,828.22, 27,366.11 and 11,873.00 is: 16,386.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.22 : 27,366.11 = 11,873.00 : x
  2. Step 2: Convert to fraction form
    19,828.22/27,366.11 = 11,873.00/x
  3. Step 3: Cross multiply
    19,828.22x = 27,366.11 × 11,873.00
  4. Step 4: Simplify right side
    19,828.22x = 324,917,627.83
  5. Step 5: Solve for x
    x = 324,917,627.83/19,828.22
  6. Step 6: Final answer
    x = 16,386.63

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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.