Home / 19,790.26-27,310.06-10,838.14

Finding the Fourth Proportional to 19,790.26, 27,310.06 and 10,838.14

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Solution

The fourth proportional to 19,790.26, 27,310.06 and 10,838.14 is: 14,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790.26 : 27,310.06 = 10,838.14 : x
  2. Step 2: Convert to fraction form
    19,790.26/27,310.06 = 10,838.14/x
  3. Step 3: Cross multiply
    19,790.26x = 27,310.06 × 10,838.14
  4. Step 4: Simplify right side
    19,790.26x = 295,990,253.69
  5. Step 5: Solve for x
    x = 295,990,253.69/19,790.26
  6. Step 6: Final answer
    x = 14,956.36

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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.