Home / 27,421.41-41,149.04-10,778.52

Finding the Fourth Proportional to 27,421.41, 41,149.04 and 10,778.52

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Solution

The fourth proportional to 27,421.41, 41,149.04 and 10,778.52 is: 16,174.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.41 : 41,149.04 = 10,778.52 : x
  2. Step 2: Convert to fraction form
    27,421.41/41,149.04 = 10,778.52/x
  3. Step 3: Cross multiply
    27,421.41x = 41,149.04 × 10,778.52
  4. Step 4: Simplify right side
    27,421.41x = 443,525,750.62
  5. Step 5: Solve for x
    x = 443,525,750.62/27,421.41
  6. Step 6: Final answer
    x = 16,174.43

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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.