Home / 30,508.43-45,745.10-16,259.36

Finding the Fourth Proportional to 30,508.43, 45,745.10 and 16,259.36

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Solution

The fourth proportional to 30,508.43, 45,745.10 and 16,259.36 is: 24,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508.43 : 45,745.10 = 16,259.36 : x
  2. Step 2: Convert to fraction form
    30,508.43/45,745.10 = 16,259.36/x
  3. Step 3: Cross multiply
    30,508.43x = 45,745.10 × 16,259.36
  4. Step 4: Simplify right side
    30,508.43x = 743,785,739.11
  5. Step 5: Solve for x
    x = 743,785,739.11/30,508.43
  6. Step 6: Final answer
    x = 24,379.68

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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.