Home / 28,361.37-42,546.67-9,643.08

Finding the Fourth Proportional to 28,361.37, 42,546.67 and 9,643.08

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Solution

The fourth proportional to 28,361.37, 42,546.67 and 9,643.08 is: 14,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361.37 : 42,546.67 = 9,643.08 : x
  2. Step 2: Convert to fraction form
    28,361.37/42,546.67 = 9,643.08/x
  3. Step 3: Cross multiply
    28,361.37x = 42,546.67 × 9,643.08
  4. Step 4: Simplify right side
    28,361.37x = 410,280,918.44
  5. Step 5: Solve for x
    x = 410,280,918.44/28,361.37
  6. Step 6: Final answer
    x = 14,466.19

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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.