Home / 19,622.27-27,078.45-10,669.52

Finding the Fourth Proportional to 19,622.27, 27,078.45 and 10,669.52

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Solution

The fourth proportional to 19,622.27, 27,078.45 and 10,669.52 is: 14,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.27 : 27,078.45 = 10,669.52 : x
  2. Step 2: Convert to fraction form
    19,622.27/27,078.45 = 10,669.52/x
  3. Step 3: Cross multiply
    19,622.27x = 27,078.45 × 10,669.52
  4. Step 4: Simplify right side
    19,622.27x = 288,914,063.84
  5. Step 5: Solve for x
    x = 288,914,063.84/19,622.27
  6. Step 6: Final answer
    x = 14,723.78

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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.