Home / 16,860.69-25,276.76-6,993.81

Finding the Fourth Proportional to 16,860.69, 25,276.76 and 6,993.81

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Solution

The fourth proportional to 16,860.69, 25,276.76 and 6,993.81 is: 10,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.69 : 25,276.76 = 6,993.81 : x
  2. Step 2: Convert to fraction form
    16,860.69/25,276.76 = 6,993.81/x
  3. Step 3: Cross multiply
    16,860.69x = 25,276.76 × 6,993.81
  4. Step 4: Simplify right side
    16,860.69x = 176,780,821.89
  5. Step 5: Solve for x
    x = 176,780,821.89/16,860.69
  6. Step 6: Final answer
    x = 10,484.79

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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.