Home / 13,074.85-19,606.11-4,748.99

Finding the Fourth Proportional to 13,074.85, 19,606.11 and 4,748.99

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Solution

The fourth proportional to 13,074.85, 19,606.11 and 4,748.99 is: 7,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.85 : 19,606.11 = 4,748.99 : x
  2. Step 2: Convert to fraction form
    13,074.85/19,606.11 = 4,748.99/x
  3. Step 3: Cross multiply
    13,074.85x = 19,606.11 × 4,748.99
  4. Step 4: Simplify right side
    13,074.85x = 93,109,220.33
  5. Step 5: Solve for x
    x = 93,109,220.33/13,074.85
  6. Step 6: Final answer
    x = 7,121.25

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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.