Home / 33,615.76-50,440.65-13,908.46

Finding the Fourth Proportional to 33,615.76, 50,440.65 and 13,908.46

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Solution

The fourth proportional to 33,615.76, 50,440.65 and 13,908.46 is: 20,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,615.76 : 50,440.65 = 13,908.46 : x
  2. Step 2: Convert to fraction form
    33,615.76/50,440.65 = 13,908.46/x
  3. Step 3: Cross multiply
    33,615.76x = 50,440.65 × 13,908.46
  4. Step 4: Simplify right side
    33,615.76x = 701,551,441.15
  5. Step 5: Solve for x
    x = 701,551,441.15/33,615.76
  6. Step 6: Final answer
    x = 20,869.72

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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.