Home / 20,027.60-30,043.68-5,988.41

Finding the Fourth Proportional to 20,027.60, 30,043.68 and 5,988.41

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Solution

The fourth proportional to 20,027.60, 30,043.68 and 5,988.41 is: 8,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.60 : 30,043.68 = 5,988.41 : x
  2. Step 2: Convert to fraction form
    20,027.60/30,043.68 = 5,988.41/x
  3. Step 3: Cross multiply
    20,027.60x = 30,043.68 × 5,988.41
  4. Step 4: Simplify right side
    20,027.60x = 179,913,873.75
  5. Step 5: Solve for x
    x = 179,913,873.75/20,027.60
  6. Step 6: Final answer
    x = 8,983.30

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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.