Home / 19,456.48-29,199.32-13,833.44

Finding the Fourth Proportional to 19,456.48, 29,199.32 and 13,833.44

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Solution

The fourth proportional to 19,456.48, 29,199.32 and 13,833.44 is: 20,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,456.48 : 29,199.32 = 13,833.44 : x
  2. Step 2: Convert to fraction form
    19,456.48/29,199.32 = 13,833.44/x
  3. Step 3: Cross multiply
    19,456.48x = 29,199.32 × 13,833.44
  4. Step 4: Simplify right side
    19,456.48x = 403,927,041.26
  5. Step 5: Solve for x
    x = 403,927,041.26/19,456.48
  6. Step 6: Final answer
    x = 20,760.54

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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.