Home / 16,929.80-25,386.03-7,066.43

Finding the Fourth Proportional to 16,929.80, 25,386.03 and 7,066.43

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Solution

The fourth proportional to 16,929.80, 25,386.03 and 7,066.43 is: 10,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.80 : 25,386.03 = 7,066.43 : x
  2. Step 2: Convert to fraction form
    16,929.80/25,386.03 = 7,066.43/x
  3. Step 3: Cross multiply
    16,929.80x = 25,386.03 × 7,066.43
  4. Step 4: Simplify right side
    16,929.80x = 179,388,477.04
  5. Step 5: Solve for x
    x = 179,388,477.04/16,929.80
  6. Step 6: Final answer
    x = 10,596.02

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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.