Home / 28,899.09-43,361.16-10,192.50

Finding the Fourth Proportional to 28,899.09, 43,361.16 and 10,192.50

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Solution

The fourth proportional to 28,899.09, 43,361.16 and 10,192.50 is: 15,293.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899.09 : 43,361.16 = 10,192.50 : x
  2. Step 2: Convert to fraction form
    28,899.09/43,361.16 = 10,192.50/x
  3. Step 3: Cross multiply
    28,899.09x = 43,361.16 × 10,192.50
  4. Step 4: Simplify right side
    28,899.09x = 441,958,623.30
  5. Step 5: Solve for x
    x = 441,958,623.30/28,899.09
  6. Step 6: Final answer
    x = 15,293.17

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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.