Home / 29,508.83-40,720.91-16,761.98

Finding the Fourth Proportional to 29,508.83, 40,720.91 and 16,761.98

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Solution

The fourth proportional to 29,508.83, 40,720.91 and 16,761.98 is: 23,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.83 : 40,720.91 = 16,761.98 : x
  2. Step 2: Convert to fraction form
    29,508.83/40,720.91 = 16,761.98/x
  3. Step 3: Cross multiply
    29,508.83x = 40,720.91 × 16,761.98
  4. Step 4: Simplify right side
    29,508.83x = 682,562,791.59
  5. Step 5: Solve for x
    x = 682,562,791.59/29,508.83
  6. Step 6: Final answer
    x = 23,130.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.