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Finding the Fourth Proportional to 14,625.96, 21,944.72 and 5,859.64

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Solution

The fourth proportional to 14,625.96, 21,944.72 and 5,859.64 is: 8,791.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.96 : 21,944.72 = 5,859.64 : x
  2. Step 2: Convert to fraction form
    14,625.96/21,944.72 = 5,859.64/x
  3. Step 3: Cross multiply
    14,625.96x = 21,944.72 × 5,859.64
  4. Step 4: Simplify right side
    14,625.96x = 128,588,159.10
  5. Step 5: Solve for x
    x = 128,588,159.10/14,625.96
  6. Step 6: Final answer
    x = 8,791.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.