Home / 19,753.34-27,259.56-14,721.89

Finding the Fourth Proportional to 19,753.34, 27,259.56 and 14,721.89

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Solution

The fourth proportional to 19,753.34, 27,259.56 and 14,721.89 is: 20,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.34 : 27,259.56 = 14,721.89 : x
  2. Step 2: Convert to fraction form
    19,753.34/27,259.56 = 14,721.89/x
  3. Step 3: Cross multiply
    19,753.34x = 27,259.56 × 14,721.89
  4. Step 4: Simplify right side
    19,753.34x = 401,312,107.47
  5. Step 5: Solve for x
    x = 401,312,107.47/19,753.34
  6. Step 6: Final answer
    x = 20,316.17

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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.