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Finding the Fourth Proportional to 19,889.29, 29,834.00 and 6,750.95

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Solution

The fourth proportional to 19,889.29, 29,834.00 and 6,750.95 is: 10,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.29 : 29,834.00 = 6,750.95 : x
  2. Step 2: Convert to fraction form
    19,889.29/29,834.00 = 6,750.95/x
  3. Step 3: Cross multiply
    19,889.29x = 29,834.00 × 6,750.95
  4. Step 4: Simplify right side
    19,889.29x = 201,407,808.55
  5. Step 5: Solve for x
    x = 201,407,808.55/19,889.29
  6. Step 6: Final answer
    x = 10,126.45

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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.