Home / 20,244.42-27,940.05-11,746.71

Finding the Fourth Proportional to 20,244.42, 27,940.05 and 11,746.71

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Solution

The fourth proportional to 20,244.42, 27,940.05 and 11,746.71 is: 16,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.42 : 27,940.05 = 11,746.71 : x
  2. Step 2: Convert to fraction form
    20,244.42/27,940.05 = 11,746.71/x
  3. Step 3: Cross multiply
    20,244.42x = 27,940.05 × 11,746.71
  4. Step 4: Simplify right side
    20,244.42x = 328,203,664.74
  5. Step 5: Solve for x
    x = 328,203,664.74/20,244.42
  6. Step 6: Final answer
    x = 16,212.06

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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.