Home / 13,028.66-19,542.98-3,668.67

Finding the Fourth Proportional to 13,028.66, 19,542.98 and 3,668.67

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Solution

The fourth proportional to 13,028.66, 19,542.98 and 3,668.67 is: 5,503.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.66 : 19,542.98 = 3,668.67 : x
  2. Step 2: Convert to fraction form
    13,028.66/19,542.98 = 3,668.67/x
  3. Step 3: Cross multiply
    13,028.66x = 19,542.98 × 3,668.67
  4. Step 4: Simplify right side
    13,028.66x = 71,696,753.61
  5. Step 5: Solve for x
    x = 71,696,753.61/13,028.66
  6. Step 6: Final answer
    x = 5,503.01

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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.