Home / 13,789.23-20,681.96-5,997.03

Finding the Fourth Proportional to 13,789.23, 20,681.96 and 5,997.03

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Solution

The fourth proportional to 13,789.23, 20,681.96 and 5,997.03 is: 8,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,789.23 : 20,681.96 = 5,997.03 : x
  2. Step 2: Convert to fraction form
    13,789.23/20,681.96 = 5,997.03/x
  3. Step 3: Cross multiply
    13,789.23x = 20,681.96 × 5,997.03
  4. Step 4: Simplify right side
    13,789.23x = 124,030,304.59
  5. Step 5: Solve for x
    x = 124,030,304.59/13,789.23
  6. Step 6: Final answer
    x = 8,994.72

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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.