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Finding the Fourth Proportional to 17,883.77, 24,680.84 and 9,926.87

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Solution

The fourth proportional to 17,883.77, 24,680.84 and 9,926.87 is: 13,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883.77 : 24,680.84 = 9,926.87 : x
  2. Step 2: Convert to fraction form
    17,883.77/24,680.84 = 9,926.87/x
  3. Step 3: Cross multiply
    17,883.77x = 24,680.84 × 9,926.87
  4. Step 4: Simplify right side
    17,883.77x = 245,003,317.13
  5. Step 5: Solve for x
    x = 245,003,317.13/17,883.77
  6. Step 6: Final answer
    x = 13,699.76

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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.