Home / 29,288.24-43,910.76-20,538.80

Finding the Fourth Proportional to 29,288.24, 43,910.76 and 20,538.80

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Solution

The fourth proportional to 29,288.24, 43,910.76 and 20,538.80 is: 30,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.24 : 43,910.76 = 20,538.80 : x
  2. Step 2: Convert to fraction form
    29,288.24/43,910.76 = 20,538.80/x
  3. Step 3: Cross multiply
    29,288.24x = 43,910.76 × 20,538.80
  4. Step 4: Simplify right side
    29,288.24x = 901,874,317.49
  5. Step 5: Solve for x
    x = 901,874,317.49/29,288.24
  6. Step 6: Final answer
    x = 30,793.05

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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.