Home / 23,218.08-32,027.04-21,662.88

Finding the Fourth Proportional to 23,218.08, 32,027.04 and 21,662.88

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Solution

The fourth proportional to 23,218.08, 32,027.04 and 21,662.88 is: 29,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.08 : 32,027.04 = 21,662.88 : x
  2. Step 2: Convert to fraction form
    23,218.08/32,027.04 = 21,662.88/x
  3. Step 3: Cross multiply
    23,218.08x = 32,027.04 × 21,662.88
  4. Step 4: Simplify right side
    23,218.08x = 693,797,924.28
  5. Step 5: Solve for x
    x = 693,797,924.28/23,218.08
  6. Step 6: Final answer
    x = 29,881.80

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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.