Home / 16,556.79-24,828.26-6,689.14

Finding the Fourth Proportional to 16,556.79, 24,828.26 and 6,689.14

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Solution

The fourth proportional to 16,556.79, 24,828.26 and 6,689.14 is: 10,030.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,556.79 : 24,828.26 = 6,689.14 : x
  2. Step 2: Convert to fraction form
    16,556.79/24,828.26 = 6,689.14/x
  3. Step 3: Cross multiply
    16,556.79x = 24,828.26 × 6,689.14
  4. Step 4: Simplify right side
    16,556.79x = 166,079,814.37
  5. Step 5: Solve for x
    x = 166,079,814.37/16,556.79
  6. Step 6: Final answer
    x = 10,030.92

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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.