Home / 19,537.18-29,305.77-4,745.86

Finding the Fourth Proportional to 19,537.18, 29,305.77 and 4,745.86

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Solution

The fourth proportional to 19,537.18, 29,305.77 and 4,745.86 is: 7,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.18 : 29,305.77 = 4,745.86 : x
  2. Step 2: Convert to fraction form
    19,537.18/29,305.77 = 4,745.86/x
  3. Step 3: Cross multiply
    19,537.18x = 29,305.77 × 4,745.86
  4. Step 4: Simplify right side
    19,537.18x = 139,081,081.61
  5. Step 5: Solve for x
    x = 139,081,081.61/19,537.18
  6. Step 6: Final answer
    x = 7,118.79

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1.5x scale

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.