Home / 19,311.03-28,966.14-6,163.18

Finding the Fourth Proportional to 19,311.03, 28,966.14 and 6,163.18

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Solution

The fourth proportional to 19,311.03, 28,966.14 and 6,163.18 is: 9,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.03 : 28,966.14 = 6,163.18 : x
  2. Step 2: Convert to fraction form
    19,311.03/28,966.14 = 6,163.18/x
  3. Step 3: Cross multiply
    19,311.03x = 28,966.14 × 6,163.18
  4. Step 4: Simplify right side
    19,311.03x = 178,523,462.31
  5. Step 5: Solve for x
    x = 178,523,462.31/19,311.03
  6. Step 6: Final answer
    x = 9,244.64

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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.