Home / 33,240.54-45,871.56-18,133.14

Finding the Fourth Proportional to 33,240.54, 45,871.56 and 18,133.14

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Solution

The fourth proportional to 33,240.54, 45,871.56 and 18,133.14 is: 25,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,240.54 : 45,871.56 = 18,133.14 : x
  2. Step 2: Convert to fraction form
    33,240.54/45,871.56 = 18,133.14/x
  3. Step 3: Cross multiply
    33,240.54x = 45,871.56 × 18,133.14
  4. Step 4: Simplify right side
    33,240.54x = 831,795,419.50
  5. Step 5: Solve for x
    x = 831,795,419.50/33,240.54
  6. Step 6: Final answer
    x = 25,023.52

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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.