Home / 33,271.77-45,912.98-18,161.35

Finding the Fourth Proportional to 33,271.77, 45,912.98 and 18,161.35

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Solution

The fourth proportional to 33,271.77, 45,912.98 and 18,161.35 is: 25,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.77 : 45,912.98 = 18,161.35 : x
  2. Step 2: Convert to fraction form
    33,271.77/45,912.98 = 18,161.35/x
  3. Step 3: Cross multiply
    33,271.77x = 45,912.98 × 18,161.35
  4. Step 4: Simplify right side
    33,271.77x = 833,841,629.94
  5. Step 5: Solve for x
    x = 833,841,629.94/33,271.77
  6. Step 6: Final answer
    x = 25,061.53

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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.