Home / 19,712.80-27,202.68-10,760.68

Finding the Fourth Proportional to 19,712.80, 27,202.68 and 10,760.68

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Solution

The fourth proportional to 19,712.80, 27,202.68 and 10,760.68 is: 14,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.80 : 27,202.68 = 10,760.68 : x
  2. Step 2: Convert to fraction form
    19,712.80/27,202.68 = 10,760.68/x
  3. Step 3: Cross multiply
    19,712.80x = 27,202.68 × 10,760.68
  4. Step 4: Simplify right side
    19,712.80x = 292,719,334.62
  5. Step 5: Solve for x
    x = 292,719,334.62/19,712.80
  6. Step 6: Final answer
    x = 14,849.20

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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.