Home / 23,757.79-32,786.63-15,374.29

Finding the Fourth Proportional to 23,757.79, 32,786.63 and 15,374.29

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Solution

The fourth proportional to 23,757.79, 32,786.63 and 15,374.29 is: 21,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,757.79 : 32,786.63 = 15,374.29 : x
  2. Step 2: Convert to fraction form
    23,757.79/32,786.63 = 15,374.29/x
  3. Step 3: Cross multiply
    23,757.79x = 32,786.63 × 15,374.29
  4. Step 4: Simplify right side
    23,757.79x = 504,071,157.74
  5. Step 5: Solve for x
    x = 504,071,157.74/23,757.79
  6. Step 6: Final answer
    x = 21,217.09

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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.