Home / 33,125.71-45,721.60-18,793.93

Finding the Fourth Proportional to 33,125.71, 45,721.60 and 18,793.93

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Solution

The fourth proportional to 33,125.71, 45,721.60 and 18,793.93 is: 25,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125.71 : 45,721.60 = 18,793.93 : x
  2. Step 2: Convert to fraction form
    33,125.71/45,721.60 = 18,793.93/x
  3. Step 3: Cross multiply
    33,125.71x = 45,721.60 × 18,793.93
  4. Step 4: Simplify right side
    33,125.71x = 859,288,728.80
  5. Step 5: Solve for x
    x = 859,288,728.80/33,125.71
  6. Step 6: Final answer
    x = 25,940.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.