Home / 33,230.11-45,855.72-18,887.94

Finding the Fourth Proportional to 33,230.11, 45,855.72 and 18,887.94

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Solution

The fourth proportional to 33,230.11, 45,855.72 and 18,887.94 is: 26,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.11 : 45,855.72 = 18,887.94 : x
  2. Step 2: Convert to fraction form
    33,230.11/45,855.72 = 18,887.94/x
  3. Step 3: Cross multiply
    33,230.11x = 45,855.72 × 18,887.94
  4. Step 4: Simplify right side
    33,230.11x = 866,120,088.02
  5. Step 5: Solve for x
    x = 866,120,088.02/33,230.11
  6. Step 6: Final answer
    x = 26,064.32

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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.