Home / 23,213.96-32,011.74-19,867.88

Finding the Fourth Proportional to 23,213.96, 32,011.74 and 19,867.88

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Solution

The fourth proportional to 23,213.96, 32,011.74 and 19,867.88 is: 27,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,213.96 : 32,011.74 = 19,867.88 : x
  2. Step 2: Convert to fraction form
    23,213.96/32,011.74 = 19,867.88/x
  3. Step 3: Cross multiply
    23,213.96x = 32,011.74 × 19,867.88
  4. Step 4: Simplify right side
    23,213.96x = 636,005,408.91
  5. Step 5: Solve for x
    x = 636,005,408.91/23,213.96
  6. Step 6: Final answer
    x = 27,397.54

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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.