Home / 13,963.29-19,270.86-7,996.92

Finding the Fourth Proportional to 13,963.29, 19,270.86 and 7,996.92

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Solution

The fourth proportional to 13,963.29, 19,270.86 and 7,996.92 is: 11,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.29 : 19,270.86 = 7,996.92 : x
  2. Step 2: Convert to fraction form
    13,963.29/19,270.86 = 7,996.92/x
  3. Step 3: Cross multiply
    13,963.29x = 19,270.86 × 7,996.92
  4. Step 4: Simplify right side
    13,963.29x = 154,107,389.41
  5. Step 5: Solve for x
    x = 154,107,389.41/13,963.29
  6. Step 6: Final answer
    x = 11,036.61

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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.