Home / 23,259.96-32,103.36-13,188.60

Finding the Fourth Proportional to 23,259.96, 32,103.36 and 13,188.60

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Solution

The fourth proportional to 23,259.96, 32,103.36 and 13,188.60 is: 18,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,259.96 : 32,103.36 = 13,188.60 : x
  2. Step 2: Convert to fraction form
    23,259.96/32,103.36 = 13,188.60/x
  3. Step 3: Cross multiply
    23,259.96x = 32,103.36 × 13,188.60
  4. Step 4: Simplify right side
    23,259.96x = 423,398,373.70
  5. Step 5: Solve for x
    x = 423,398,373.70/23,259.96
  6. Step 6: Final answer
    x = 18,202.88

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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.