Home / 27,975.66-41,959.89-8,256.30

Finding the Fourth Proportional to 27,975.66, 41,959.89 and 8,256.30

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Solution

The fourth proportional to 27,975.66, 41,959.89 and 8,256.30 is: 12,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975.66 : 41,959.89 = 8,256.30 : x
  2. Step 2: Convert to fraction form
    27,975.66/41,959.89 = 8,256.30/x
  3. Step 3: Cross multiply
    27,975.66x = 41,959.89 × 8,256.30
  4. Step 4: Simplify right side
    27,975.66x = 346,433,439.81
  5. Step 5: Solve for x
    x = 346,433,439.81/27,975.66
  6. Step 6: Final answer
    x = 12,383.39

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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.