Home / 33,221.51-49,851.91-13,498.55

Finding the Fourth Proportional to 33,221.51, 49,851.91 and 13,498.55

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Solution

The fourth proportional to 33,221.51, 49,851.91 and 13,498.55 is: 20,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.51 : 49,851.91 = 13,498.55 : x
  2. Step 2: Convert to fraction form
    33,221.51/49,851.91 = 13,498.55/x
  3. Step 3: Cross multiply
    33,221.51x = 49,851.91 × 13,498.55
  4. Step 4: Simplify right side
    33,221.51x = 672,928,432.24
  5. Step 5: Solve for x
    x = 672,928,432.24/33,221.51
  6. Step 6: Final answer
    x = 20,255.81

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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.