Home / 29,286.52-43,929.39-7,100.10

Finding the Fourth Proportional to 29,286.52, 43,929.39 and 7,100.10

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Solution

The fourth proportional to 29,286.52, 43,929.39 and 7,100.10 is: 10,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286.52 : 43,929.39 = 7,100.10 : x
  2. Step 2: Convert to fraction form
    29,286.52/43,929.39 = 7,100.10/x
  3. Step 3: Cross multiply
    29,286.52x = 43,929.39 × 7,100.10
  4. Step 4: Simplify right side
    29,286.52x = 311,902,903.86
  5. Step 5: Solve for x
    x = 311,902,903.86/29,286.52
  6. Step 6: Final answer
    x = 10,650.05

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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.