Home / 33,266.72-45,906.14-18,156.38

Finding the Fourth Proportional to 33,266.72, 45,906.14 and 18,156.38

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Solution

The fourth proportional to 33,266.72, 45,906.14 and 18,156.38 is: 25,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266.72 : 45,906.14 = 18,156.38 : x
  2. Step 2: Convert to fraction form
    33,266.72/45,906.14 = 18,156.38/x
  3. Step 3: Cross multiply
    33,266.72x = 45,906.14 × 18,156.38
  4. Step 4: Simplify right side
    33,266.72x = 833,489,138.03
  5. Step 5: Solve for x
    x = 833,489,138.03/33,266.72
  6. Step 6: Final answer
    x = 25,054.74

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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.