Home / 23,821.29-32,868.12-13,747.59

Finding the Fourth Proportional to 23,821.29, 32,868.12 and 13,747.59

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Solution

The fourth proportional to 23,821.29, 32,868.12 and 13,747.59 is: 18,968.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,821.29 : 32,868.12 = 13,747.59 : x
  2. Step 2: Convert to fraction form
    23,821.29/32,868.12 = 13,747.59/x
  3. Step 3: Cross multiply
    23,821.29x = 32,868.12 × 13,747.59
  4. Step 4: Simplify right side
    23,821.29x = 451,857,437.83
  5. Step 5: Solve for x
    x = 451,857,437.83/23,821.29
  6. Step 6: Final answer
    x = 18,968.64

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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.