Home / 27,782.76-41,677.38-11,148.60

Finding the Fourth Proportional to 27,782.76, 41,677.38 and 11,148.60

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Solution

The fourth proportional to 27,782.76, 41,677.38 and 11,148.60 is: 16,724.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,782.76 : 41,677.38 = 11,148.60 : x
  2. Step 2: Convert to fraction form
    27,782.76/41,677.38 = 11,148.60/x
  3. Step 3: Cross multiply
    27,782.76x = 41,677.38 × 11,148.60
  4. Step 4: Simplify right side
    27,782.76x = 464,644,438.67
  5. Step 5: Solve for x
    x = 464,644,438.67/27,782.76
  6. Step 6: Final answer
    x = 16,724.20

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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.