Home / 23,261.96-32,106.12-13,190.60

Finding the Fourth Proportional to 23,261.96, 32,106.12 and 13,190.60

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Solution

The fourth proportional to 23,261.96, 32,106.12 and 13,190.60 is: 18,205.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,261.96 : 32,106.12 = 13,190.60 : x
  2. Step 2: Convert to fraction form
    23,261.96/32,106.12 = 13,190.60/x
  3. Step 3: Cross multiply
    23,261.96x = 32,106.12 × 13,190.60
  4. Step 4: Simplify right side
    23,261.96x = 423,498,986.47
  5. Step 5: Solve for x
    x = 423,498,986.47/23,261.96
  6. Step 6: Final answer
    x = 18,205.65

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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.