Home / 19,014.20-26,229.05-11,055.54

Finding the Fourth Proportional to 19,014.20, 26,229.05 and 11,055.54

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Solution

The fourth proportional to 19,014.20, 26,229.05 and 11,055.54 is: 15,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.20 : 26,229.05 = 11,055.54 : x
  2. Step 2: Convert to fraction form
    19,014.20/26,229.05 = 11,055.54/x
  3. Step 3: Cross multiply
    19,014.20x = 26,229.05 × 11,055.54
  4. Step 4: Simplify right side
    19,014.20x = 289,976,311.44
  5. Step 5: Solve for x
    x = 289,976,311.44/19,014.20
  6. Step 6: Final answer
    x = 15,250.52

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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.