Home / 23,358.33-32,235.20-13,288.21

Finding the Fourth Proportional to 23,358.33, 32,235.20 and 13,288.21

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Solution

The fourth proportional to 23,358.33, 32,235.20 and 13,288.21 is: 18,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.33 : 32,235.20 = 13,288.21 : x
  2. Step 2: Convert to fraction form
    23,358.33/32,235.20 = 13,288.21/x
  3. Step 3: Cross multiply
    23,358.33x = 32,235.20 × 13,288.21
  4. Step 4: Simplify right side
    23,358.33x = 428,348,106.99
  5. Step 5: Solve for x
    x = 428,348,106.99/23,358.33
  6. Step 6: Final answer
    x = 18,338.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.