Home / 23,190.90-32,003.43-12,580.61

Finding the Fourth Proportional to 23,190.90, 32,003.43 and 12,580.61

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Solution

The fourth proportional to 23,190.90, 32,003.43 and 12,580.61 is: 17,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.90 : 32,003.43 = 12,580.61 : x
  2. Step 2: Convert to fraction form
    23,190.90/32,003.43 = 12,580.61/x
  3. Step 3: Cross multiply
    23,190.90x = 32,003.43 × 12,580.61
  4. Step 4: Simplify right side
    23,190.90x = 402,622,464.30
  5. Step 5: Solve for x
    x = 402,622,464.30/23,190.90
  6. Step 6: Final answer
    x = 17,361.23

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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.