Home / 23,450.04-32,361.15-12,840.66

Finding the Fourth Proportional to 23,450.04, 32,361.15 and 12,840.66

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Solution

The fourth proportional to 23,450.04, 32,361.15 and 12,840.66 is: 17,720.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,450.04 : 32,361.15 = 12,840.66 : x
  2. Step 2: Convert to fraction form
    23,450.04/32,361.15 = 12,840.66/x
  3. Step 3: Cross multiply
    23,450.04x = 32,361.15 × 12,840.66
  4. Step 4: Simplify right side
    23,450.04x = 415,538,524.36
  5. Step 5: Solve for x
    x = 415,538,524.36/23,450.04
  6. Step 6: Final answer
    x = 17,720.16

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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.