Home / 33,243.26-45,875.62-18,135.91

Finding the Fourth Proportional to 33,243.26, 45,875.62 and 18,135.91

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Solution

The fourth proportional to 33,243.26, 45,875.62 and 18,135.91 is: 25,027.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.26 : 45,875.62 = 18,135.91 : x
  2. Step 2: Convert to fraction form
    33,243.26/45,875.62 = 18,135.91/x
  3. Step 3: Cross multiply
    33,243.26x = 45,875.62 × 18,135.91
  4. Step 4: Simplify right side
    33,243.26x = 831,996,195.53
  5. Step 5: Solve for x
    x = 831,996,195.53/33,243.26
  6. Step 6: Final answer
    x = 25,027.52

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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.