Home / 28,810.37-43,208.25-9,087.27

Finding the Fourth Proportional to 28,810.37, 43,208.25 and 9,087.27

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Solution

The fourth proportional to 28,810.37, 43,208.25 and 9,087.27 is: 13,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.37 : 43,208.25 = 9,087.27 : x
  2. Step 2: Convert to fraction form
    28,810.37/43,208.25 = 9,087.27/x
  3. Step 3: Cross multiply
    28,810.37x = 43,208.25 × 9,087.27
  4. Step 4: Simplify right side
    28,810.37x = 392,645,033.98
  5. Step 5: Solve for x
    x = 392,645,033.98/28,810.37
  6. Step 6: Final answer
    x = 13,628.60

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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.