Home / 19,552.69-29,328.46-4,761.39

Finding the Fourth Proportional to 19,552.69, 29,328.46 and 4,761.39

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Solution

The fourth proportional to 19,552.69, 29,328.46 and 4,761.39 is: 7,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.69 : 29,328.46 = 4,761.39 : x
  2. Step 2: Convert to fraction form
    19,552.69/29,328.46 = 4,761.39/x
  3. Step 3: Cross multiply
    19,552.69x = 29,328.46 × 4,761.39
  4. Step 4: Simplify right side
    19,552.69x = 139,644,236.16
  5. Step 5: Solve for x
    x = 139,644,236.16/19,552.69
  6. Step 6: Final answer
    x = 7,141.94

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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.