Home / 19,738.26-27,239.04-10,785.87

Finding the Fourth Proportional to 19,738.26, 27,239.04 and 10,785.87

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Solution

The fourth proportional to 19,738.26, 27,239.04 and 10,785.87 is: 14,884.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.26 : 27,239.04 = 10,785.87 : x
  2. Step 2: Convert to fraction form
    19,738.26/27,239.04 = 10,785.87/x
  3. Step 3: Cross multiply
    19,738.26x = 27,239.04 × 10,785.87
  4. Step 4: Simplify right side
    19,738.26x = 293,796,744.36
  5. Step 5: Solve for x
    x = 293,796,744.36/19,738.26
  6. Step 6: Final answer
    x = 14,884.63

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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.