Home / 19,023.20-26,245.32-11,063.60

Finding the Fourth Proportional to 19,023.20, 26,245.32 and 11,063.60

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Solution

The fourth proportional to 19,023.20, 26,245.32 and 11,063.60 is: 15,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.20 : 26,245.32 = 11,063.60 : x
  2. Step 2: Convert to fraction form
    19,023.20/26,245.32 = 11,063.60/x
  3. Step 3: Cross multiply
    19,023.20x = 26,245.32 × 11,063.60
  4. Step 4: Simplify right side
    19,023.20x = 290,367,722.35
  5. Step 5: Solve for x
    x = 290,367,722.35/19,023.20
  6. Step 6: Final answer
    x = 15,263.87

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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.