Home / 33,637.81-50,456.71-13,894.66

Finding the Fourth Proportional to 33,637.81, 50,456.71 and 13,894.66

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Solution

The fourth proportional to 33,637.81, 50,456.71 and 13,894.66 is: 20,841.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,637.81 : 50,456.71 = 13,894.66 : x
  2. Step 2: Convert to fraction form
    33,637.81/50,456.71 = 13,894.66/x
  3. Step 3: Cross multiply
    33,637.81x = 50,456.71 × 13,894.66
  4. Step 4: Simplify right side
    33,637.81x = 701,078,760.70
  5. Step 5: Solve for x
    x = 701,078,760.70/33,637.81
  6. Step 6: Final answer
    x = 20,841.99

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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.