Home / 19,583.79-29,369.47-6,433.10

Finding the Fourth Proportional to 19,583.79, 29,369.47 and 6,433.10

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Solution

The fourth proportional to 19,583.79, 29,369.47 and 6,433.10 is: 9,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.79 : 29,369.47 = 6,433.10 : x
  2. Step 2: Convert to fraction form
    19,583.79/29,369.47 = 6,433.10/x
  3. Step 3: Cross multiply
    19,583.79x = 29,369.47 × 6,433.10
  4. Step 4: Simplify right side
    19,583.79x = 188,936,705.29
  5. Step 5: Solve for x
    x = 188,936,705.29/19,583.79
  6. Step 6: Final answer
    x = 9,647.61

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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.