Home / 30,045.29-45,028.49-22,110.65

Finding the Fourth Proportional to 30,045.29, 45,028.49 and 22,110.65

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Solution

The fourth proportional to 30,045.29, 45,028.49 and 22,110.65 is: 33,136.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.29 : 45,028.49 = 22,110.65 : x
  2. Step 2: Convert to fraction form
    30,045.29/45,028.49 = 22,110.65/x
  3. Step 3: Cross multiply
    30,045.29x = 45,028.49 × 22,110.65
  4. Step 4: Simplify right side
    30,045.29x = 995,608,846.72
  5. Step 5: Solve for x
    x = 995,608,846.72/30,045.29
  6. Step 6: Final answer
    x = 33,136.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.