Home / 33,219.10-49,828.65-31,906.90

Finding the Fourth Proportional to 33,219.10, 49,828.65 and 31,906.90

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Solution

The fourth proportional to 33,219.10, 49,828.65 and 31,906.90 is: 47,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.10 : 49,828.65 = 31,906.90 : x
  2. Step 2: Convert to fraction form
    33,219.10/49,828.65 = 31,906.90/x
  3. Step 3: Cross multiply
    33,219.10x = 49,828.65 × 31,906.90
  4. Step 4: Simplify right side
    33,219.10x = 1,589,877,752.69
  5. Step 5: Solve for x
    x = 1,589,877,752.69/33,219.10
  6. Step 6: Final answer
    x = 47,860.35

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1.5x scale

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.