Home / 13,311.02-19,968.33-10,542.83

Finding the Fourth Proportional to 13,311.02, 19,968.33 and 10,542.83

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Solution

The fourth proportional to 13,311.02, 19,968.33 and 10,542.83 is: 15,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311.02 : 19,968.33 = 10,542.83 : x
  2. Step 2: Convert to fraction form
    13,311.02/19,968.33 = 10,542.83/x
  3. Step 3: Cross multiply
    13,311.02x = 19,968.33 × 10,542.83
  4. Step 4: Simplify right side
    13,311.02x = 210,522,708.57
  5. Step 5: Solve for x
    x = 210,522,708.57/13,311.02
  6. Step 6: Final answer
    x = 15,815.67

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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.