Home / 28,991.58-43,476.23-10,268.16

Finding the Fourth Proportional to 28,991.58, 43,476.23 and 10,268.16

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Solution

The fourth proportional to 28,991.58, 43,476.23 and 10,268.16 is: 15,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,991.58 : 43,476.23 = 10,268.16 : x
  2. Step 2: Convert to fraction form
    28,991.58/43,476.23 = 10,268.16/x
  3. Step 3: Cross multiply
    28,991.58x = 43,476.23 × 10,268.16
  4. Step 4: Simplify right side
    28,991.58x = 446,420,885.84
  5. Step 5: Solve for x
    x = 446,420,885.84/28,991.58
  6. Step 6: Final answer
    x = 15,398.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.