Home / 16,570.30-22,840.77-12,255.85

Finding the Fourth Proportional to 16,570.30, 22,840.77 and 12,255.85

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Solution

The fourth proportional to 16,570.30, 22,840.77 and 12,255.85 is: 16,893.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,570.30 : 22,840.77 = 12,255.85 : x
  2. Step 2: Convert to fraction form
    16,570.30/22,840.77 = 12,255.85/x
  3. Step 3: Cross multiply
    16,570.30x = 22,840.77 × 12,255.85
  4. Step 4: Simplify right side
    16,570.30x = 279,933,051.00
  5. Step 5: Solve for x
    x = 279,933,051.00/16,570.30
  6. Step 6: Final answer
    x = 16,893.66

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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.