Home / 19,556.93-29,329.23-8,456.51

Finding the Fourth Proportional to 19,556.93, 29,329.23 and 8,456.51

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Solution

The fourth proportional to 19,556.93, 29,329.23 and 8,456.51 is: 12,682.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.93 : 29,329.23 = 8,456.51 : x
  2. Step 2: Convert to fraction form
    19,556.93/29,329.23 = 8,456.51/x
  3. Step 3: Cross multiply
    19,556.93x = 29,329.23 × 8,456.51
  4. Step 4: Simplify right side
    19,556.93x = 248,022,926.79
  5. Step 5: Solve for x
    x = 248,022,926.79/19,556.93
  6. Step 6: Final answer
    x = 12,682.10

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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.