Home / 19,467.61-29,187.58-9,324.37

Finding the Fourth Proportional to 19,467.61, 29,187.58 and 9,324.37

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Solution

The fourth proportional to 19,467.61, 29,187.58 and 9,324.37 is: 13,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.61 : 29,187.58 = 9,324.37 : x
  2. Step 2: Convert to fraction form
    19,467.61/29,187.58 = 9,324.37/x
  3. Step 3: Cross multiply
    19,467.61x = 29,187.58 × 9,324.37
  4. Step 4: Simplify right side
    19,467.61x = 272,155,795.32
  5. Step 5: Solve for x
    x = 272,155,795.32/19,467.61
  6. Step 6: Final answer
    x = 13,979.93

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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.