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Finding the Fourth Proportional to 19,504.00, 29,238.44 and 7,015.25

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Solution

The fourth proportional to 19,504.00, 29,238.44 and 7,015.25 is: 10,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,504.00 : 29,238.44 = 7,015.25 : x
  2. Step 2: Convert to fraction form
    19,504.00/29,238.44 = 7,015.25/x
  3. Step 3: Cross multiply
    19,504.00x = 29,238.44 × 7,015.25
  4. Step 4: Simplify right side
    19,504.00x = 205,114,818.38
  5. Step 5: Solve for x
    x = 205,114,818.38/19,504.00
  6. Step 6: Final answer
    x = 10,516.55

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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.