Home / 63,629.52-95,455.20-21,509.92

Finding the Fourth Proportional to 63,629.52, 95,455.20 and 21,509.92

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Solution

The fourth proportional to 63,629.52, 95,455.20 and 21,509.92 is: 32,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,629.52 : 95,455.20 = 21,509.92 : x
  2. Step 2: Convert to fraction form
    63,629.52/95,455.20 = 21,509.92/x
  3. Step 3: Cross multiply
    63,629.52x = 95,455.20 × 21,509.92
  4. Step 4: Simplify right side
    63,629.52x = 2,053,233,715.58
  5. Step 5: Solve for x
    x = 2,053,233,715.58/63,629.52
  6. Step 6: Final answer
    x = 32,268.57

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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.