Home / 27,798.93-41,699.75-9,078.95

Finding the Fourth Proportional to 27,798.93, 41,699.75 and 9,078.95

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Solution

The fourth proportional to 27,798.93, 41,699.75 and 9,078.95 is: 13,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.93 : 41,699.75 = 9,078.95 : x
  2. Step 2: Convert to fraction form
    27,798.93/41,699.75 = 9,078.95/x
  3. Step 3: Cross multiply
    27,798.93x = 41,699.75 × 9,078.95
  4. Step 4: Simplify right side
    27,798.93x = 378,590,004.12
  5. Step 5: Solve for x
    x = 378,590,004.12/27,798.93
  6. Step 6: Final answer
    x = 13,618.87

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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.