Home / 19,796.28-27,317.70-10,842

Finding the Fourth Proportional to 19,796.28, 27,317.70 and 10,842

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Solution

The fourth proportional to 19,796.28, 27,317.70 and 10,842 is: 14,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.28 : 27,317.70 = 10,842 : x
  2. Step 2: Convert to fraction form
    19,796.28/27,317.70 = 10,842/x
  3. Step 3: Cross multiply
    19,796.28x = 27,317.70 × 10,842
  4. Step 4: Simplify right side
    19,796.28x = 296,178,503.40
  5. Step 5: Solve for x
    x = 296,178,503.40/19,796.28
  6. Step 6: Final answer
    x = 14,961.32

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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.