Home / 33,215.58-49,822.74-13,480.56

Finding the Fourth Proportional to 33,215.58, 49,822.74 and 13,480.56

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Solution

The fourth proportional to 33,215.58, 49,822.74 and 13,480.56 is: 20,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215.58 : 49,822.74 = 13,480.56 : x
  2. Step 2: Convert to fraction form
    33,215.58/49,822.74 = 13,480.56/x
  3. Step 3: Cross multiply
    33,215.58x = 49,822.74 × 13,480.56
  4. Step 4: Simplify right side
    33,215.58x = 671,638,435.93
  5. Step 5: Solve for x
    x = 671,638,435.93/33,215.58
  6. Step 6: Final answer
    x = 20,220.58

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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.