Home / 19,160.54-26,440.88-10,662.38

Finding the Fourth Proportional to 19,160.54, 26,440.88 and 10,662.38

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Solution

The fourth proportional to 19,160.54, 26,440.88 and 10,662.38 is: 14,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.54 : 26,440.88 = 10,662.38 : x
  2. Step 2: Convert to fraction form
    19,160.54/26,440.88 = 10,662.38/x
  3. Step 3: Cross multiply
    19,160.54x = 26,440.88 × 10,662.38
  4. Step 4: Simplify right side
    19,160.54x = 281,922,710.09
  5. Step 5: Solve for x
    x = 281,922,710.09/19,160.54
  6. Step 6: Final answer
    x = 14,713.71

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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.