Home / 13,075.22-19,615.44-6,838.04

Finding the Fourth Proportional to 13,075.22, 19,615.44 and 6,838.04

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Solution

The fourth proportional to 13,075.22, 19,615.44 and 6,838.04 is: 10,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.22 : 19,615.44 = 6,838.04 : x
  2. Step 2: Convert to fraction form
    13,075.22/19,615.44 = 6,838.04/x
  3. Step 3: Cross multiply
    13,075.22x = 19,615.44 × 6,838.04
  4. Step 4: Simplify right side
    13,075.22x = 134,131,163.34
  5. Step 5: Solve for x
    x = 134,131,163.34/13,075.22
  6. Step 6: Final answer
    x = 10,258.42

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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.