Home / 27,948.90-41,923.38-11,309.08

Finding the Fourth Proportional to 27,948.90, 41,923.38 and 11,309.08

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Solution

The fourth proportional to 27,948.90, 41,923.38 and 11,309.08 is: 16,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.90 : 41,923.38 = 11,309.08 : x
  2. Step 2: Convert to fraction form
    27,948.90/41,923.38 = 11,309.08/x
  3. Step 3: Cross multiply
    27,948.90x = 41,923.38 × 11,309.08
  4. Step 4: Simplify right side
    27,948.90x = 474,114,858.29
  5. Step 5: Solve for x
    x = 474,114,858.29/27,948.90
  6. Step 6: Final answer
    x = 16,963.63

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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.