Home / 33,961.04-46,866.40-21,221.62

Finding the Fourth Proportional to 33,961.04, 46,866.40 and 21,221.62

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Solution

The fourth proportional to 33,961.04, 46,866.40 and 21,221.62 is: 29,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,961.04 : 46,866.40 = 21,221.62 : x
  2. Step 2: Convert to fraction form
    33,961.04/46,866.40 = 21,221.62/x
  3. Step 3: Cross multiply
    33,961.04x = 46,866.40 × 21,221.62
  4. Step 4: Simplify right side
    33,961.04x = 994,580,931.57
  5. Step 5: Solve for x
    x = 994,580,931.57/33,961.04
  6. Step 6: Final answer
    x = 29,285.94

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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.