Home / 27,973.08-41,961.93-12,178.62

Finding the Fourth Proportional to 27,973.08, 41,961.93 and 12,178.62

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Solution

The fourth proportional to 27,973.08, 41,961.93 and 12,178.62 is: 18,268.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,973.08 : 41,961.93 = 12,178.62 : x
  2. Step 2: Convert to fraction form
    27,973.08/41,961.93 = 12,178.62/x
  3. Step 3: Cross multiply
    27,973.08x = 41,961.93 × 12,178.62
  4. Step 4: Simplify right side
    27,973.08x = 511,038,399.94
  5. Step 5: Solve for x
    x = 511,038,399.94/27,973.08
  6. Step 6: Final answer
    x = 18,268.94

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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.