Home / 33,085.36-49,637.31-13,377.76

Finding the Fourth Proportional to 33,085.36, 49,637.31 and 13,377.76

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Solution

The fourth proportional to 33,085.36, 49,637.31 and 13,377.76 is: 20,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,085.36 : 49,637.31 = 13,377.76 : x
  2. Step 2: Convert to fraction form
    33,085.36/49,637.31 = 13,377.76/x
  3. Step 3: Cross multiply
    33,085.36x = 49,637.31 × 13,377.76
  4. Step 4: Simplify right side
    33,085.36x = 664,035,845.97
  5. Step 5: Solve for x
    x = 664,035,845.97/33,085.36
  6. Step 6: Final answer
    x = 20,070.38

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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.