Home / 19,024.08-28,540.44-7,340.64

Finding the Fourth Proportional to 19,024.08, 28,540.44 and 7,340.64

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Solution

The fourth proportional to 19,024.08, 28,540.44 and 7,340.64 is: 11,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.08 : 28,540.44 = 7,340.64 : x
  2. Step 2: Convert to fraction form
    19,024.08/28,540.44 = 7,340.64/x
  3. Step 3: Cross multiply
    19,024.08x = 28,540.44 × 7,340.64
  4. Step 4: Simplify right side
    19,024.08x = 209,505,095.48
  5. Step 5: Solve for x
    x = 209,505,095.48/19,024.08
  6. Step 6: Final answer
    x = 11,012.63

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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.