Home / 33,239.85-45,871.98-18,133.37

Finding the Fourth Proportional to 33,239.85, 45,871.98 and 18,133.37

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Solution

The fourth proportional to 33,239.85, 45,871.98 and 18,133.37 is: 25,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.85 : 45,871.98 = 18,133.37 : x
  2. Step 2: Convert to fraction form
    33,239.85/45,871.98 = 18,133.37/x
  3. Step 3: Cross multiply
    33,239.85x = 45,871.98 × 18,133.37
  4. Step 4: Simplify right side
    33,239.85x = 831,813,356.61
  5. Step 5: Solve for x
    x = 831,813,356.61/33,239.85
  6. Step 6: Final answer
    x = 25,024.58

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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.