Home / 23,899.44-32,980.82-13,288.85

Finding the Fourth Proportional to 23,899.44, 32,980.82 and 13,288.85

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Solution

The fourth proportional to 23,899.44, 32,980.82 and 13,288.85 is: 18,338.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.44 : 32,980.82 = 13,288.85 : x
  2. Step 2: Convert to fraction form
    23,899.44/32,980.82 = 13,288.85/x
  3. Step 3: Cross multiply
    23,899.44x = 32,980.82 × 13,288.85
  4. Step 4: Simplify right side
    23,899.44x = 438,276,938.51
  5. Step 5: Solve for x
    x = 438,276,938.51/23,899.44
  6. Step 6: Final answer
    x = 18,338.38

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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.