Home / 33,239.36-45,870.38-18,132.04

Finding the Fourth Proportional to 33,239.36, 45,870.38 and 18,132.04

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Solution

The fourth proportional to 33,239.36, 45,870.38 and 18,132.04 is: 25,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.36 : 45,870.38 = 18,132.04 : x
  2. Step 2: Convert to fraction form
    33,239.36/45,870.38 = 18,132.04/x
  3. Step 3: Cross multiply
    33,239.36x = 45,870.38 × 18,132.04
  4. Step 4: Simplify right side
    33,239.36x = 831,723,564.98
  5. Step 5: Solve for x
    x = 831,723,564.98/33,239.36
  6. Step 6: Final answer
    x = 25,022.25

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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.