Home / 18,916.39-26,104.24-11,846.71

Finding the Fourth Proportional to 18,916.39, 26,104.24 and 11,846.71

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Solution

The fourth proportional to 18,916.39, 26,104.24 and 11,846.71 is: 16,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,916.39 : 26,104.24 = 11,846.71 : x
  2. Step 2: Convert to fraction form
    18,916.39/26,104.24 = 11,846.71/x
  3. Step 3: Cross multiply
    18,916.39x = 26,104.24 × 11,846.71
  4. Step 4: Simplify right side
    18,916.39x = 309,249,361.05
  5. Step 5: Solve for x
    x = 309,249,361.05/18,916.39
  6. Step 6: Final answer
    x = 16,348.22

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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.