Home / 23,832.48-32,889.36-13,221.72

Finding the Fourth Proportional to 23,832.48, 32,889.36 and 13,221.72

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Solution

The fourth proportional to 23,832.48, 32,889.36 and 13,221.72 is: 18,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,832.48 : 32,889.36 = 13,221.72 : x
  2. Step 2: Convert to fraction form
    23,832.48/32,889.36 = 13,221.72/x
  3. Step 3: Cross multiply
    23,832.48x = 32,889.36 × 13,221.72
  4. Step 4: Simplify right side
    23,832.48x = 434,853,908.90
  5. Step 5: Solve for x
    x = 434,853,908.90/23,832.48
  6. Step 6: Final answer
    x = 18,246.27

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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.