Home / 33,399.92-46,123.11-21,483.95

Finding the Fourth Proportional to 33,399.92, 46,123.11 and 21,483.95

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Solution

The fourth proportional to 33,399.92, 46,123.11 and 21,483.95 is: 29,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,399.92 : 46,123.11 = 21,483.95 : x
  2. Step 2: Convert to fraction form
    33,399.92/46,123.11 = 21,483.95/x
  3. Step 3: Cross multiply
    33,399.92x = 46,123.11 × 21,483.95
  4. Step 4: Simplify right side
    33,399.92x = 990,906,358.47
  5. Step 5: Solve for x
    x = 990,906,358.47/33,399.92
  6. Step 6: Final answer
    x = 29,667.92

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1.5x scale

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.