Home / 19,536.61-29,304.92-4,745.43

Finding the Fourth Proportional to 19,536.61, 29,304.92 and 4,745.43

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Solution

The fourth proportional to 19,536.61, 29,304.92 and 4,745.43 is: 7,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536.61 : 29,304.92 = 4,745.43 : x
  2. Step 2: Convert to fraction form
    19,536.61/29,304.92 = 4,745.43/x
  3. Step 3: Cross multiply
    19,536.61x = 29,304.92 × 4,745.43
  4. Step 4: Simplify right side
    19,536.61x = 139,064,383.80
  5. Step 5: Solve for x
    x = 139,064,383.80/19,536.61
  6. Step 6: Final answer
    x = 7,118.14

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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.