Home / 33,445.71-50,160.20-13,729.77

Finding the Fourth Proportional to 33,445.71, 50,160.20 and 13,729.77

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Solution

The fourth proportional to 33,445.71, 50,160.20 and 13,729.77 is: 20,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.71 : 50,160.20 = 13,729.77 : x
  2. Step 2: Convert to fraction form
    33,445.71/50,160.20 = 13,729.77/x
  3. Step 3: Cross multiply
    33,445.71x = 50,160.20 × 13,729.77
  4. Step 4: Simplify right side
    33,445.71x = 688,687,940.51
  5. Step 5: Solve for x
    x = 688,687,940.51/33,445.71
  6. Step 6: Final answer
    x = 20,591.22

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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.