Home / 20,062.44-27,686.61-13,001.13

Finding the Fourth Proportional to 20,062.44, 27,686.61 and 13,001.13

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Solution

The fourth proportional to 20,062.44, 27,686.61 and 13,001.13 is: 17,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062.44 : 27,686.61 = 13,001.13 : x
  2. Step 2: Convert to fraction form
    20,062.44/27,686.61 = 13,001.13/x
  3. Step 3: Cross multiply
    20,062.44x = 27,686.61 × 13,001.13
  4. Step 4: Simplify right side
    20,062.44x = 359,957,215.87
  5. Step 5: Solve for x
    x = 359,957,215.87/20,062.44
  6. Step 6: Final answer
    x = 17,941.85

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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.