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Finding the Fourth Proportional to 29,964.84, 41,342.82 and 19,360.68

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Solution

The fourth proportional to 29,964.84, 41,342.82 and 19,360.68 is: 26,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,964.84 : 41,342.82 = 19,360.68 : x
  2. Step 2: Convert to fraction form
    29,964.84/41,342.82 = 19,360.68/x
  3. Step 3: Cross multiply
    29,964.84x = 41,342.82 × 19,360.68
  4. Step 4: Simplify right side
    29,964.84x = 800,425,108.32
  5. Step 5: Solve for x
    x = 800,425,108.32/29,964.84
  6. Step 6: Final answer
    x = 26,712.14

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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.