Home / 19,537.08-29,305.62-4,745.90

Finding the Fourth Proportional to 19,537.08, 29,305.62 and 4,745.90

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Solution

The fourth proportional to 19,537.08, 29,305.62 and 4,745.90 is: 7,118.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.08 : 29,305.62 = 4,745.90 : x
  2. Step 2: Convert to fraction form
    19,537.08/29,305.62 = 4,745.90/x
  3. Step 3: Cross multiply
    19,537.08x = 29,305.62 × 4,745.90
  4. Step 4: Simplify right side
    19,537.08x = 139,081,395.43
  5. Step 5: Solve for x
    x = 139,081,395.43/19,537.08
  6. Step 6: Final answer
    x = 7,118.84

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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.