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Finding the Fourth Proportional to 14,993.82, 22,490.84 and 5,133.18

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Solution

The fourth proportional to 14,993.82, 22,490.84 and 5,133.18 is: 7,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,993.82 : 22,490.84 = 5,133.18 : x
  2. Step 2: Convert to fraction form
    14,993.82/22,490.84 = 5,133.18/x
  3. Step 3: Cross multiply
    14,993.82x = 22,490.84 × 5,133.18
  4. Step 4: Simplify right side
    14,993.82x = 115,449,504.41
  5. Step 5: Solve for x
    x = 115,449,504.41/14,993.82
  6. Step 6: Final answer
    x = 7,699.81

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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.