Home / 27,424.22-41,136.33-6,647.72

Finding the Fourth Proportional to 27,424.22, 41,136.33 and 6,647.72

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Solution

The fourth proportional to 27,424.22, 41,136.33 and 6,647.72 is: 9,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.22 : 41,136.33 = 6,647.72 : x
  2. Step 2: Convert to fraction form
    27,424.22/41,136.33 = 6,647.72/x
  3. Step 3: Cross multiply
    27,424.22x = 41,136.33 × 6,647.72
  4. Step 4: Simplify right side
    27,424.22x = 273,462,803.67
  5. Step 5: Solve for x
    x = 273,462,803.67/27,424.22
  6. Step 6: Final answer
    x = 9,971.58

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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.