Home / 19,832.71-27,369.90-10,880.59

Finding the Fourth Proportional to 19,832.71, 27,369.90 and 10,880.59

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Solution

The fourth proportional to 19,832.71, 27,369.90 and 10,880.59 is: 15,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.71 : 27,369.90 = 10,880.59 : x
  2. Step 2: Convert to fraction form
    19,832.71/27,369.90 = 10,880.59/x
  3. Step 3: Cross multiply
    19,832.71x = 27,369.90 × 10,880.59
  4. Step 4: Simplify right side
    19,832.71x = 297,800,660.24
  5. Step 5: Solve for x
    x = 297,800,660.24/19,832.71
  6. Step 6: Final answer
    x = 15,015.63

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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.