Home / 33,407.04-50,111.44-11,221.20

Finding the Fourth Proportional to 33,407.04, 50,111.44 and 11,221.20

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Solution

The fourth proportional to 33,407.04, 50,111.44 and 11,221.20 is: 16,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.04 : 50,111.44 = 11,221.20 : x
  2. Step 2: Convert to fraction form
    33,407.04/50,111.44 = 11,221.20/x
  3. Step 3: Cross multiply
    33,407.04x = 50,111.44 × 11,221.20
  4. Step 4: Simplify right side
    33,407.04x = 562,310,490.53
  5. Step 5: Solve for x
    x = 562,310,490.53/33,407.04
  6. Step 6: Final answer
    x = 16,832.10

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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.