Home / 13,792.20-19,033.62-7,504.68

Finding the Fourth Proportional to 13,792.20, 19,033.62 and 7,504.68

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Solution

The fourth proportional to 13,792.20, 19,033.62 and 7,504.68 is: 10,356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.20 : 19,033.62 = 7,504.68 : x
  2. Step 2: Convert to fraction form
    13,792.20/19,033.62 = 7,504.68/x
  3. Step 3: Cross multiply
    13,792.20x = 19,033.62 × 7,504.68
  4. Step 4: Simplify right side
    13,792.20x = 142,841,227.34
  5. Step 5: Solve for x
    x = 142,841,227.34/13,792.20
  6. Step 6: Final answer
    x = 10,356.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.