Home / 19,736.61-27,236.41-10,784.62

Finding the Fourth Proportional to 19,736.61, 27,236.41 and 10,784.62

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Solution

The fourth proportional to 19,736.61, 27,236.41 and 10,784.62 is: 14,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.61 : 27,236.41 = 10,784.62 : x
  2. Step 2: Convert to fraction form
    19,736.61/27,236.41 = 10,784.62/x
  3. Step 3: Cross multiply
    19,736.61x = 27,236.41 × 10,784.62
  4. Step 4: Simplify right side
    19,736.61x = 293,734,332.01
  5. Step 5: Solve for x
    x = 293,734,332.01/19,736.61
  6. Step 6: Final answer
    x = 14,882.71

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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.