Home / 33,240.50-45,872.75-18,133.41

Finding the Fourth Proportional to 33,240.50, 45,872.75 and 18,133.41

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Solution

The fourth proportional to 33,240.50, 45,872.75 and 18,133.41 is: 25,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,240.50 : 45,872.75 = 18,133.41 : x
  2. Step 2: Convert to fraction form
    33,240.50/45,872.75 = 18,133.41/x
  3. Step 3: Cross multiply
    33,240.50x = 45,872.75 × 18,133.41
  4. Step 4: Simplify right side
    33,240.50x = 831,829,292.91
  5. Step 5: Solve for x
    x = 831,829,292.91/33,240.50
  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.