Home / 27,968.72-41,967.60-26,355.20

Finding the Fourth Proportional to 27,968.72, 41,967.60 and 26,355.20

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Solution

The fourth proportional to 27,968.72, 41,967.60 and 26,355.20 is: 39,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.72 : 41,967.60 = 26,355.20 : x
  2. Step 2: Convert to fraction form
    27,968.72/41,967.60 = 26,355.20/x
  3. Step 3: Cross multiply
    27,968.72x = 41,967.60 × 26,355.20
  4. Step 4: Simplify right side
    27,968.72x = 1,106,064,491.52
  5. Step 5: Solve for x
    x = 1,106,064,491.52/27,968.72
  6. Step 6: Final answer
    x = 39,546.48

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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.