Home / 16,550.90-22,840.26-8,997.32

Finding the Fourth Proportional to 16,550.90, 22,840.26 and 8,997.32

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Solution

The fourth proportional to 16,550.90, 22,840.26 and 8,997.32 is: 12,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,550.90 : 22,840.26 = 8,997.32 : x
  2. Step 2: Convert to fraction form
    16,550.90/22,840.26 = 8,997.32/x
  3. Step 3: Cross multiply
    16,550.90x = 22,840.26 × 8,997.32
  4. Step 4: Simplify right side
    16,550.90x = 205,501,128.10
  5. Step 5: Solve for x
    x = 205,501,128.10/16,550.90
  6. Step 6: Final answer
    x = 12,416.31

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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.