Home / 46,661.78-69,992.66-11,601.44

Finding the Fourth Proportional to 46,661.78, 69,992.66 and 11,601.44

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Solution

The fourth proportional to 46,661.78, 69,992.66 and 11,601.44 is: 17,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,661.78 : 69,992.66 = 11,601.44 : x
  2. Step 2: Convert to fraction form
    46,661.78/69,992.66 = 11,601.44/x
  3. Step 3: Cross multiply
    46,661.78x = 69,992.66 × 11,601.44
  4. Step 4: Simplify right side
    46,661.78x = 812,015,620.11
  5. Step 5: Solve for x
    x = 812,015,620.11/46,661.78
  6. Step 6: Final answer
    x = 17,402.16

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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.