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Finding the Fourth Proportional to 24,881, 34,335.94 and 13,703.72

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Solution

The fourth proportional to 24,881, 34,335.94 and 13,703.72 is: 18,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,881 : 34,335.94 = 13,703.72 : x
  2. Step 2: Convert to fraction form
    24,881/34,335.94 = 13,703.72/x
  3. Step 3: Cross multiply
    24,881x = 34,335.94 × 13,703.72
  4. Step 4: Simplify right side
    24,881x = 470,530,107.70
  5. Step 5: Solve for x
    x = 470,530,107.70/24,881
  6. Step 6: Final answer
    x = 18,911.22

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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.