Home / 23,828.88-32,885.42-13,757.75

Finding the Fourth Proportional to 23,828.88, 32,885.42 and 13,757.75

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Solution

The fourth proportional to 23,828.88, 32,885.42 and 13,757.75 is: 18,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,828.88 : 32,885.42 = 13,757.75 : x
  2. Step 2: Convert to fraction form
    23,828.88/32,885.42 = 13,757.75/x
  3. Step 3: Cross multiply
    23,828.88x = 32,885.42 × 13,757.75
  4. Step 4: Simplify right side
    23,828.88x = 452,429,315.80
  5. Step 5: Solve for x
    x = 452,429,315.80/23,828.88
  6. Step 6: Final answer
    x = 18,986.59

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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.