Home / 13,078.22-19,611.19-4,752.37

Finding the Fourth Proportional to 13,078.22, 19,611.19 and 4,752.37

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Solution

The fourth proportional to 13,078.22, 19,611.19 and 4,752.37 is: 7,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,078.22 : 19,611.19 = 4,752.37 : x
  2. Step 2: Convert to fraction form
    13,078.22/19,611.19 = 4,752.37/x
  3. Step 3: Cross multiply
    13,078.22x = 19,611.19 × 4,752.37
  4. Step 4: Simplify right side
    13,078.22x = 93,199,509.20
  5. Step 5: Solve for x
    x = 93,199,509.20/13,078.22
  6. Step 6: Final answer
    x = 7,126.31

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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.