Home / 27,744.87-41,612.74-11,945.64

Finding the Fourth Proportional to 27,744.87, 41,612.74 and 11,945.64

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Solution

The fourth proportional to 27,744.87, 41,612.74 and 11,945.64 is: 17,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,744.87 : 41,612.74 = 11,945.64 : x
  2. Step 2: Convert to fraction form
    27,744.87/41,612.74 = 11,945.64/x
  3. Step 3: Cross multiply
    27,744.87x = 41,612.74 × 11,945.64
  4. Step 4: Simplify right side
    27,744.87x = 497,090,969.34
  5. Step 5: Solve for x
    x = 497,090,969.34/27,744.87
  6. Step 6: Final answer
    x = 17,916.50

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1.5x scale

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.