Home / 27,491.03-41,204.67-12,668.81

Finding the Fourth Proportional to 27,491.03, 41,204.67 and 12,668.81

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Solution

The fourth proportional to 27,491.03, 41,204.67 and 12,668.81 is: 18,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,491.03 : 41,204.67 = 12,668.81 : x
  2. Step 2: Convert to fraction form
    27,491.03/41,204.67 = 12,668.81/x
  3. Step 3: Cross multiply
    27,491.03x = 41,204.67 × 12,668.81
  4. Step 4: Simplify right side
    27,491.03x = 522,014,135.34
  5. Step 5: Solve for x
    x = 522,014,135.34/27,491.03
  6. Step 6: Final answer
    x = 18,988.53

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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.