Home / 17,719.68-26,585.56-11,138.16

Finding the Fourth Proportional to 17,719.68, 26,585.56 and 11,138.16

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Solution

The fourth proportional to 17,719.68, 26,585.56 and 11,138.16 is: 16,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.68 : 26,585.56 = 11,138.16 : x
  2. Step 2: Convert to fraction form
    17,719.68/26,585.56 = 11,138.16/x
  3. Step 3: Cross multiply
    17,719.68x = 26,585.56 × 11,138.16
  4. Step 4: Simplify right side
    17,719.68x = 296,114,220.97
  5. Step 5: Solve for x
    x = 296,114,220.97/17,719.68
  6. Step 6: Final answer
    x = 16,711.04

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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.