Home / 27,698.14-41,547.30-7,976.80

Finding the Fourth Proportional to 27,698.14, 41,547.30 and 7,976.80

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Solution

The fourth proportional to 27,698.14, 41,547.30 and 7,976.80 is: 11,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,698.14 : 41,547.30 = 7,976.80 : x
  2. Step 2: Convert to fraction form
    27,698.14/41,547.30 = 7,976.80/x
  3. Step 3: Cross multiply
    27,698.14x = 41,547.30 × 7,976.80
  4. Step 4: Simplify right side
    27,698.14x = 331,414,502.64
  5. Step 5: Solve for x
    x = 331,414,502.64/27,698.14
  6. Step 6: Final answer
    x = 11,965.23

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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.