Home / 27,890.81-41,835.93-6,830.94

Finding the Fourth Proportional to 27,890.81, 41,835.93 and 6,830.94

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Solution

The fourth proportional to 27,890.81, 41,835.93 and 6,830.94 is: 10,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,890.81 : 41,835.93 = 6,830.94 : x
  2. Step 2: Convert to fraction form
    27,890.81/41,835.93 = 6,830.94/x
  3. Step 3: Cross multiply
    27,890.81x = 41,835.93 × 6,830.94
  4. Step 4: Simplify right side
    27,890.81x = 285,778,727.67
  5. Step 5: Solve for x
    x = 285,778,727.67/27,890.81
  6. Step 6: Final answer
    x = 10,246.34

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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.