Home / 19,118.68-26,380.83-10,941.64

Finding the Fourth Proportional to 19,118.68, 26,380.83 and 10,941.64

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Solution

The fourth proportional to 19,118.68, 26,380.83 and 10,941.64 is: 15,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.68 : 26,380.83 = 10,941.64 : x
  2. Step 2: Convert to fraction form
    19,118.68/26,380.83 = 10,941.64/x
  3. Step 3: Cross multiply
    19,118.68x = 26,380.83 × 10,941.64
  4. Step 4: Simplify right side
    19,118.68x = 288,649,544.76
  5. Step 5: Solve for x
    x = 288,649,544.76/19,118.68
  6. Step 6: Final answer
    x = 15,097.78

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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.