Home / 33,146.13-45,741.66-18,242.13

Finding the Fourth Proportional to 33,146.13, 45,741.66 and 18,242.13

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Solution

The fourth proportional to 33,146.13, 45,741.66 and 18,242.13 is: 25,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.13 : 45,741.66 = 18,242.13 : x
  2. Step 2: Convert to fraction form
    33,146.13/45,741.66 = 18,242.13/x
  3. Step 3: Cross multiply
    33,146.13x = 45,741.66 × 18,242.13
  4. Step 4: Simplify right side
    33,146.13x = 834,425,308.14
  5. Step 5: Solve for x
    x = 834,425,308.14/33,146.13
  6. Step 6: Final answer
    x = 25,174.14

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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.