Home / 20,076.13-30,051.06-13,799.44

Finding the Fourth Proportional to 20,076.13, 30,051.06 and 13,799.44

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Solution

The fourth proportional to 20,076.13, 30,051.06 and 13,799.44 is: 20,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,076.13 : 30,051.06 = 13,799.44 : x
  2. Step 2: Convert to fraction form
    20,076.13/30,051.06 = 13,799.44/x
  3. Step 3: Cross multiply
    20,076.13x = 30,051.06 × 13,799.44
  4. Step 4: Simplify right side
    20,076.13x = 414,687,799.41
  5. Step 5: Solve for x
    x = 414,687,799.41/20,076.13
  6. Step 6: Final answer
    x = 20,655.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.