Home / 27,680.26-41,515.21-7,417.25

Finding the Fourth Proportional to 27,680.26, 41,515.21 and 7,417.25

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Solution

The fourth proportional to 27,680.26, 41,515.21 and 7,417.25 is: 11,124.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680.26 : 41,515.21 = 7,417.25 : x
  2. Step 2: Convert to fraction form
    27,680.26/41,515.21 = 7,417.25/x
  3. Step 3: Cross multiply
    27,680.26x = 41,515.21 × 7,417.25
  4. Step 4: Simplify right side
    27,680.26x = 307,928,776.62
  5. Step 5: Solve for x
    x = 307,928,776.62/27,680.26
  6. Step 6: Final answer
    x = 11,124.49

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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.