Home / 19,736.83-27,236.36-10,784.36

Finding the Fourth Proportional to 19,736.83, 27,236.36 and 10,784.36

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Solution

The fourth proportional to 19,736.83, 27,236.36 and 10,784.36 is: 14,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.83 : 27,236.36 = 10,784.36 : x
  2. Step 2: Convert to fraction form
    19,736.83/27,236.36 = 10,784.36/x
  3. Step 3: Cross multiply
    19,736.83x = 27,236.36 × 10,784.36
  4. Step 4: Simplify right side
    19,736.83x = 293,726,657.41
  5. Step 5: Solve for x
    x = 293,726,657.41/19,736.83
  6. Step 6: Final answer
    x = 14,882.16

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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.