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Finding the Fourth Proportional to 19,336, 29,004 and 7,026.88

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Solution

The fourth proportional to 19,336, 29,004 and 7,026.88 is: 10,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336 : 29,004 = 7,026.88 : x
  2. Step 2: Convert to fraction form
    19,336/29,004 = 7,026.88/x
  3. Step 3: Cross multiply
    19,336x = 29,004 × 7,026.88
  4. Step 4: Simplify right side
    19,336x = 203,807,627.52
  5. Step 5: Solve for x
    x = 203,807,627.52/19,336
  6. Step 6: Final answer
    x = 10,540.32

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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.