Home / 29,078.42-43,617.64-8,018.70

Finding the Fourth Proportional to 29,078.42, 43,617.64 and 8,018.70

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Solution

The fourth proportional to 29,078.42, 43,617.64 and 8,018.70 is: 12,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078.42 : 43,617.64 = 8,018.70 : x
  2. Step 2: Convert to fraction form
    29,078.42/43,617.64 = 8,018.70/x
  3. Step 3: Cross multiply
    29,078.42x = 43,617.64 × 8,018.70
  4. Step 4: Simplify right side
    29,078.42x = 349,756,769.87
  5. Step 5: Solve for x
    x = 349,756,769.87/29,078.42
  6. Step 6: Final answer
    x = 12,028.05

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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.