Home / 19,712.57-27,202.86-10,760.45

Finding the Fourth Proportional to 19,712.57, 27,202.86 and 10,760.45

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Solution

The fourth proportional to 19,712.57, 27,202.86 and 10,760.45 is: 14,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.57 : 27,202.86 = 10,760.45 : x
  2. Step 2: Convert to fraction form
    19,712.57/27,202.86 = 10,760.45/x
  3. Step 3: Cross multiply
    19,712.57x = 27,202.86 × 10,760.45
  4. Step 4: Simplify right side
    19,712.57x = 292,714,878.87
  5. Step 5: Solve for x
    x = 292,714,878.87/19,712.57
  6. Step 6: Final answer
    x = 14,849.15

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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.