Home / 29,455.60-44,183.40-12,812.80

Finding the Fourth Proportional to 29,455.60, 44,183.40 and 12,812.80

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Solution

The fourth proportional to 29,455.60, 44,183.40 and 12,812.80 is: 19,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,455.60 : 44,183.40 = 12,812.80 : x
  2. Step 2: Convert to fraction form
    29,455.60/44,183.40 = 12,812.80/x
  3. Step 3: Cross multiply
    29,455.60x = 44,183.40 × 12,812.80
  4. Step 4: Simplify right side
    29,455.60x = 566,113,067.52
  5. Step 5: Solve for x
    x = 566,113,067.52/29,455.60
  6. Step 6: Final answer
    x = 19,219.20

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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.