Home / 19,796.71-27,318.45-10,842.49

Finding the Fourth Proportional to 19,796.71, 27,318.45 and 10,842.49

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Solution

The fourth proportional to 19,796.71, 27,318.45 and 10,842.49 is: 14,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.71 : 27,318.45 = 10,842.49 : x
  2. Step 2: Convert to fraction form
    19,796.71/27,318.45 = 10,842.49/x
  3. Step 3: Cross multiply
    19,796.71x = 27,318.45 × 10,842.49
  4. Step 4: Simplify right side
    19,796.71x = 296,200,020.94
  5. Step 5: Solve for x
    x = 296,200,020.94/19,796.71
  6. Step 6: Final answer
    x = 14,962.08

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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.