Home / 35,229.69-48,633.60-21,809.73

Finding the Fourth Proportional to 35,229.69, 48,633.60 and 21,809.73

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Solution

The fourth proportional to 35,229.69, 48,633.60 and 21,809.73 is: 30,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229.69 : 48,633.60 = 21,809.73 : x
  2. Step 2: Convert to fraction form
    35,229.69/48,633.60 = 21,809.73/x
  3. Step 3: Cross multiply
    35,229.69x = 48,633.60 × 21,809.73
  4. Step 4: Simplify right side
    35,229.69x = 1,060,685,684.93
  5. Step 5: Solve for x
    x = 1,060,685,684.93/35,229.69
  6. Step 6: Final answer
    x = 30,107.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.