Home / 19,134.48-28,699.92-6,651.48

Finding the Fourth Proportional to 19,134.48, 28,699.92 and 6,651.48

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Solution

The fourth proportional to 19,134.48, 28,699.92 and 6,651.48 is: 9,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.48 : 28,699.92 = 6,651.48 : x
  2. Step 2: Convert to fraction form
    19,134.48/28,699.92 = 6,651.48/x
  3. Step 3: Cross multiply
    19,134.48x = 28,699.92 × 6,651.48
  4. Step 4: Simplify right side
    19,134.48x = 190,896,943.88
  5. Step 5: Solve for x
    x = 190,896,943.88/19,134.48
  6. Step 6: Final answer
    x = 9,976.59

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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.