Home / 27,926.40-41,824.80-19,113.60

Finding the Fourth Proportional to 27,926.40, 41,824.80 and 19,113.60

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Solution

The fourth proportional to 27,926.40, 41,824.80 and 19,113.60 is: 28,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,926.40 : 41,824.80 = 19,113.60 : x
  2. Step 2: Convert to fraction form
    27,926.40/41,824.80 = 19,113.60/x
  3. Step 3: Cross multiply
    27,926.40x = 41,824.80 × 19,113.60
  4. Step 4: Simplify right side
    27,926.40x = 799,422,497.28
  5. Step 5: Solve for x
    x = 799,422,497.28/27,926.40
  6. Step 6: Final answer
    x = 28,626.05

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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.