Home / 37,643.22-56,478.67-15,450.64

Finding the Fourth Proportional to 37,643.22, 56,478.67 and 15,450.64

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Solution

The fourth proportional to 37,643.22, 56,478.67 and 15,450.64 is: 23,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,643.22 : 56,478.67 = 15,450.64 : x
  2. Step 2: Convert to fraction form
    37,643.22/56,478.67 = 15,450.64/x
  3. Step 3: Cross multiply
    37,643.22x = 56,478.67 × 15,450.64
  4. Step 4: Simplify right side
    37,643.22x = 872,631,418.03
  5. Step 5: Solve for x
    x = 872,631,418.03/37,643.22
  6. Step 6: Final answer
    x = 23,181.64

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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.