Home / 33,156.12-49,741.68-10,969.45

Finding the Fourth Proportional to 33,156.12, 49,741.68 and 10,969.45

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Solution

The fourth proportional to 33,156.12, 49,741.68 and 10,969.45 is: 16,456.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.12 : 49,741.68 = 10,969.45 : x
  2. Step 2: Convert to fraction form
    33,156.12/49,741.68 = 10,969.45/x
  3. Step 3: Cross multiply
    33,156.12x = 49,741.68 × 10,969.45
  4. Step 4: Simplify right side
    33,156.12x = 545,638,871.68
  5. Step 5: Solve for x
    x = 545,638,871.68/33,156.12
  6. Step 6: Final answer
    x = 16,456.66

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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.