Home / 33,238.23-45,868.90-18,131.22

Finding the Fourth Proportional to 33,238.23, 45,868.90 and 18,131.22

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Solution

The fourth proportional to 33,238.23, 45,868.90 and 18,131.22 is: 25,021.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,238.23 : 45,868.90 = 18,131.22 : x
  2. Step 2: Convert to fraction form
    33,238.23/45,868.90 = 18,131.22/x
  3. Step 3: Cross multiply
    33,238.23x = 45,868.90 × 18,131.22
  4. Step 4: Simplify right side
    33,238.23x = 831,659,117.06
  5. Step 5: Solve for x
    x = 831,659,117.06/33,238.23
  6. Step 6: Final answer
    x = 25,021.16

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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.