Home / 19,557.54-29,336.19-6,409.82

Finding the Fourth Proportional to 19,557.54, 29,336.19 and 6,409.82

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Solution

The fourth proportional to 19,557.54, 29,336.19 and 6,409.82 is: 9,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.54 : 29,336.19 = 6,409.82 : x
  2. Step 2: Convert to fraction form
    19,557.54/29,336.19 = 6,409.82/x
  3. Step 3: Cross multiply
    19,557.54x = 29,336.19 × 6,409.82
  4. Step 4: Simplify right side
    19,557.54x = 188,039,550.70
  5. Step 5: Solve for x
    x = 188,039,550.70/19,557.54
  6. Step 6: Final answer
    x = 9,614.68

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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.