Home / 33,419.12-50,129.40-11,233.16

Finding the Fourth Proportional to 33,419.12, 50,129.40 and 11,233.16

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Solution

The fourth proportional to 33,419.12, 50,129.40 and 11,233.16 is: 16,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,419.12 : 50,129.40 = 11,233.16 : x
  2. Step 2: Convert to fraction form
    33,419.12/50,129.40 = 11,233.16/x
  3. Step 3: Cross multiply
    33,419.12x = 50,129.40 × 11,233.16
  4. Step 4: Simplify right side
    33,419.12x = 563,111,570.90
  5. Step 5: Solve for x
    x = 563,111,570.90/33,419.12
  6. Step 6: Final answer
    x = 16,849.98

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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.