Home / 33,333.03-45,999.69-18,225.87

Finding the Fourth Proportional to 33,333.03, 45,999.69 and 18,225.87

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Solution

The fourth proportional to 33,333.03, 45,999.69 and 18,225.87 is: 25,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.03 : 45,999.69 = 18,225.87 : x
  2. Step 2: Convert to fraction form
    33,333.03/45,999.69 = 18,225.87/x
  3. Step 3: Cross multiply
    33,333.03x = 45,999.69 × 18,225.87
  4. Step 4: Simplify right side
    33,333.03x = 838,384,369.98
  5. Step 5: Solve for x
    x = 838,384,369.98/33,333.03
  6. Step 6: Final answer
    x = 25,151.76

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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.