Home / 53,565.28-80,336.38-21,944.33

Finding the Fourth Proportional to 53,565.28, 80,336.38 and 21,944.33

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Solution

The fourth proportional to 53,565.28, 80,336.38 and 21,944.33 is: 32,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,565.28 : 80,336.38 = 21,944.33 : x
  2. Step 2: Convert to fraction form
    53,565.28/80,336.38 = 21,944.33/x
  3. Step 3: Cross multiply
    53,565.28x = 80,336.38 × 21,944.33
  4. Step 4: Simplify right side
    53,565.28x = 1,762,928,033.73
  5. Step 5: Solve for x
    x = 1,762,928,033.73/53,565.28
  6. Step 6: Final answer
    x = 32,911.77

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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.