Home / 33,143.12-45,736.94-18,035.38

Finding the Fourth Proportional to 33,143.12, 45,736.94 and 18,035.38

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Solution

The fourth proportional to 33,143.12, 45,736.94 and 18,035.38 is: 24,888.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.12 : 45,736.94 = 18,035.38 : x
  2. Step 2: Convert to fraction form
    33,143.12/45,736.94 = 18,035.38/x
  3. Step 3: Cross multiply
    33,143.12x = 45,736.94 × 18,035.38
  4. Step 4: Simplify right side
    33,143.12x = 824,883,092.94
  5. Step 5: Solve for x
    x = 824,883,092.94/33,143.12
  6. Step 6: Final answer
    x = 24,888.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.