Home / 33,120.18-49,668.12-10,926.99

Finding the Fourth Proportional to 33,120.18, 49,668.12 and 10,926.99

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Solution

The fourth proportional to 33,120.18, 49,668.12 and 10,926.99 is: 16,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.18 : 49,668.12 = 10,926.99 : x
  2. Step 2: Convert to fraction form
    33,120.18/49,668.12 = 10,926.99/x
  3. Step 3: Cross multiply
    33,120.18x = 49,668.12 × 10,926.99
  4. Step 4: Simplify right side
    33,120.18x = 542,723,050.56
  5. Step 5: Solve for x
    x = 542,723,050.56/33,120.18
  6. Step 6: Final answer
    x = 16,386.48

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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.