Home / 29,183.60-43,775.40-13,602.80

Finding the Fourth Proportional to 29,183.60, 43,775.40 and 13,602.80

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Solution

The fourth proportional to 29,183.60, 43,775.40 and 13,602.80 is: 20,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,183.60 : 43,775.40 = 13,602.80 : x
  2. Step 2: Convert to fraction form
    29,183.60/43,775.40 = 13,602.80/x
  3. Step 3: Cross multiply
    29,183.60x = 43,775.40 × 13,602.80
  4. Step 4: Simplify right side
    29,183.60x = 595,468,011.12
  5. Step 5: Solve for x
    x = 595,468,011.12/29,183.60
  6. Step 6: Final answer
    x = 20,404.20

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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.