Home / 19,618.27-27,073.44-10,665.57

Finding the Fourth Proportional to 19,618.27, 27,073.44 and 10,665.57

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Solution

The fourth proportional to 19,618.27, 27,073.44 and 10,665.57 is: 14,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.27 : 27,073.44 = 10,665.57 : x
  2. Step 2: Convert to fraction form
    19,618.27/27,073.44 = 10,665.57/x
  3. Step 3: Cross multiply
    19,618.27x = 27,073.44 × 10,665.57
  4. Step 4: Simplify right side
    19,618.27x = 288,753,669.46
  5. Step 5: Solve for x
    x = 288,753,669.46/19,618.27
  6. Step 6: Final answer
    x = 14,718.61

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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.