Home / 13,338.03-20,012.91-7,096.58

Finding the Fourth Proportional to 13,338.03, 20,012.91 and 7,096.58

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Solution

The fourth proportional to 13,338.03, 20,012.91 and 7,096.58 is: 10,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.03 : 20,012.91 = 7,096.58 : x
  2. Step 2: Convert to fraction form
    13,338.03/20,012.91 = 7,096.58/x
  3. Step 3: Cross multiply
    13,338.03x = 20,012.91 × 7,096.58
  4. Step 4: Simplify right side
    13,338.03x = 142,023,116.78
  5. Step 5: Solve for x
    x = 142,023,116.78/13,338.03
  6. Step 6: Final answer
    x = 10,647.98

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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.