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Finding the Fourth Proportional to 19,622, 29,433 and 5,030

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Solution

The fourth proportional to 19,622, 29,433 and 5,030 is: 7,545

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622 : 29,433 = 5,030 : x
  2. Step 2: Convert to fraction form
    19,622/29,433 = 5,030/x
  3. Step 3: Cross multiply
    19,622x = 29,433 × 5,030
  4. Step 4: Simplify right side
    19,622x = 148,047,990
  5. Step 5: Solve for x
    x = 148,047,990/19,622
  6. Step 6: Final answer
    x = 7,545

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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.