Home / 23,840.96-32,901.21-13,231.28

Finding the Fourth Proportional to 23,840.96, 32,901.21 and 13,231.28

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Solution

The fourth proportional to 23,840.96, 32,901.21 and 13,231.28 is: 18,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,840.96 : 32,901.21 = 13,231.28 : x
  2. Step 2: Convert to fraction form
    23,840.96/32,901.21 = 13,231.28/x
  3. Step 3: Cross multiply
    23,840.96x = 32,901.21 × 13,231.28
  4. Step 4: Simplify right side
    23,840.96x = 435,324,957.34
  5. Step 5: Solve for x
    x = 435,324,957.34/23,840.96
  6. Step 6: Final answer
    x = 18,259.54

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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.