Home / 35,873.20-49,497.51-20,764.96

Finding the Fourth Proportional to 35,873.20, 49,497.51 and 20,764.96

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Solution

The fourth proportional to 35,873.20, 49,497.51 and 20,764.96 is: 28,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.20 : 49,497.51 = 20,764.96 : x
  2. Step 2: Convert to fraction form
    35,873.20/49,497.51 = 20,764.96/x
  3. Step 3: Cross multiply
    35,873.20x = 49,497.51 × 20,764.96
  4. Step 4: Simplify right side
    35,873.20x = 1,027,813,815.25
  5. Step 5: Solve for x
    x = 1,027,813,815.25/35,873.20
  6. Step 6: Final answer
    x = 28,651.30

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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.