Home / 19,530.73-29,297.61-6,384.43

Finding the Fourth Proportional to 19,530.73, 29,297.61 and 6,384.43

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Solution

The fourth proportional to 19,530.73, 29,297.61 and 6,384.43 is: 9,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,530.73 : 29,297.61 = 6,384.43 : x
  2. Step 2: Convert to fraction form
    19,530.73/29,297.61 = 6,384.43/x
  3. Step 3: Cross multiply
    19,530.73x = 29,297.61 × 6,384.43
  4. Step 4: Simplify right side
    19,530.73x = 187,048,600.78
  5. Step 5: Solve for x
    x = 187,048,600.78/19,530.73
  6. Step 6: Final answer
    x = 9,577.14

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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.