Home / 34,354.86-51,766.30-28,251.58

Finding the Fourth Proportional to 34,354.86, 51,766.30 and 28,251.58

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Solution

The fourth proportional to 34,354.86, 51,766.30 and 28,251.58 is: 42,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,354.86 : 51,766.30 = 28,251.58 : x
  2. Step 2: Convert to fraction form
    34,354.86/51,766.30 = 28,251.58/x
  3. Step 3: Cross multiply
    34,354.86x = 51,766.30 × 28,251.58
  4. Step 4: Simplify right side
    34,354.86x = 1,462,479,765.75
  5. Step 5: Solve for x
    x = 1,462,479,765.75/34,354.86
  6. Step 6: Final answer
    x = 42,569.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.