Home / 19,636.75-27,098.13-10,684.09

Finding the Fourth Proportional to 19,636.75, 27,098.13 and 10,684.09

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Solution

The fourth proportional to 19,636.75, 27,098.13 and 10,684.09 is: 14,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.75 : 27,098.13 = 10,684.09 : x
  2. Step 2: Convert to fraction form
    19,636.75/27,098.13 = 10,684.09/x
  3. Step 3: Cross multiply
    19,636.75x = 27,098.13 × 10,684.09
  4. Step 4: Simplify right side
    19,636.75x = 289,518,859.75
  5. Step 5: Solve for x
    x = 289,518,859.75/19,636.75
  6. Step 6: Final answer
    x = 14,743.73

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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.