Home / 57,783.64-86,639.24-22,682.56

Finding the Fourth Proportional to 57,783.64, 86,639.24 and 22,682.56

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Solution

The fourth proportional to 57,783.64, 86,639.24 and 22,682.56 is: 34,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,783.64 : 86,639.24 = 22,682.56 : x
  2. Step 2: Convert to fraction form
    57,783.64/86,639.24 = 22,682.56/x
  3. Step 3: Cross multiply
    57,783.64x = 86,639.24 × 22,682.56
  4. Step 4: Simplify right side
    57,783.64x = 1,965,199,759.65
  5. Step 5: Solve for x
    x = 1,965,199,759.65/57,783.64
  6. Step 6: Final answer
    x = 34,009.62

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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.