Home / 33,135.90-49,705.45-10,948.79

Finding the Fourth Proportional to 33,135.90, 49,705.45 and 10,948.79

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Solution

The fourth proportional to 33,135.90, 49,705.45 and 10,948.79 is: 16,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.90 : 49,705.45 = 10,948.79 : x
  2. Step 2: Convert to fraction form
    33,135.90/49,705.45 = 10,948.79/x
  3. Step 3: Cross multiply
    33,135.90x = 49,705.45 × 10,948.79
  4. Step 4: Simplify right side
    33,135.90x = 544,214,351.20
  5. Step 5: Solve for x
    x = 544,214,351.20/33,135.90
  6. Step 6: Final answer
    x = 16,423.71

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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.