Home / 33,930.90-50,916.20-14,207.81

Finding the Fourth Proportional to 33,930.90, 50,916.20 and 14,207.81

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Solution

The fourth proportional to 33,930.90, 50,916.20 and 14,207.81 is: 21,320.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.90 : 50,916.20 = 14,207.81 : x
  2. Step 2: Convert to fraction form
    33,930.90/50,916.20 = 14,207.81/x
  3. Step 3: Cross multiply
    33,930.90x = 50,916.20 × 14,207.81
  4. Step 4: Simplify right side
    33,930.90x = 723,407,369.90
  5. Step 5: Solve for x
    x = 723,407,369.90/33,930.90
  6. Step 6: Final answer
    x = 21,320.02

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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.