Home / 33,233.10-49,886.10-20,767.20

Finding the Fourth Proportional to 33,233.10, 49,886.10 and 20,767.20

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Solution

The fourth proportional to 33,233.10, 49,886.10 and 20,767.20 is: 31,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.10 : 49,886.10 = 20,767.20 : x
  2. Step 2: Convert to fraction form
    33,233.10/49,886.10 = 20,767.20/x
  3. Step 3: Cross multiply
    33,233.10x = 49,886.10 × 20,767.20
  4. Step 4: Simplify right side
    33,233.10x = 1,035,994,615.92
  5. Step 5: Solve for x
    x = 1,035,994,615.92/33,233.10
  6. Step 6: Final answer
    x = 31,173.58

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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.