Home / 33,221.86-49,853.13-13,240.93

Finding the Fourth Proportional to 33,221.86, 49,853.13 and 13,240.93

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Solution

The fourth proportional to 33,221.86, 49,853.13 and 13,240.93 is: 19,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.86 : 49,853.13 = 13,240.93 : x
  2. Step 2: Convert to fraction form
    33,221.86/49,853.13 = 13,240.93/x
  3. Step 3: Cross multiply
    33,221.86x = 49,853.13 × 13,240.93
  4. Step 4: Simplify right side
    33,221.86x = 660,101,738.41
  5. Step 5: Solve for x
    x = 660,101,738.41/33,221.86
  6. Step 6: Final answer
    x = 19,869.50

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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.