Home / 33,354.30-46,035.09-21,432.54

Finding the Fourth Proportional to 33,354.30, 46,035.09 and 21,432.54

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Solution

The fourth proportional to 33,354.30, 46,035.09 and 21,432.54 is: 29,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,354.30 : 46,035.09 = 21,432.54 : x
  2. Step 2: Convert to fraction form
    33,354.30/46,035.09 = 21,432.54/x
  3. Step 3: Cross multiply
    33,354.30x = 46,035.09 × 21,432.54
  4. Step 4: Simplify right side
    33,354.30x = 986,648,907.83
  5. Step 5: Solve for x
    x = 986,648,907.83/33,354.30
  6. Step 6: Final answer
    x = 29,580.86

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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.