Home / 33,360.54-50,061.33-13,639.20

Finding the Fourth Proportional to 33,360.54, 50,061.33 and 13,639.20

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Solution

The fourth proportional to 33,360.54, 50,061.33 and 13,639.20 is: 20,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,360.54 : 50,061.33 = 13,639.20 : x
  2. Step 2: Convert to fraction form
    33,360.54/50,061.33 = 13,639.20/x
  3. Step 3: Cross multiply
    33,360.54x = 50,061.33 × 13,639.20
  4. Step 4: Simplify right side
    33,360.54x = 682,796,492.14
  5. Step 5: Solve for x
    x = 682,796,492.14/33,360.54
  6. Step 6: Final answer
    x = 20,467.19

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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.