Home / 28,766.30-43,150.50-12,968.24

Finding the Fourth Proportional to 28,766.30, 43,150.50 and 12,968.24

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Solution

The fourth proportional to 28,766.30, 43,150.50 and 12,968.24 is: 19,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.30 : 43,150.50 = 12,968.24 : x
  2. Step 2: Convert to fraction form
    28,766.30/43,150.50 = 12,968.24/x
  3. Step 3: Cross multiply
    28,766.30x = 43,150.50 × 12,968.24
  4. Step 4: Simplify right side
    28,766.30x = 559,585,824.37
  5. Step 5: Solve for x
    x = 559,585,824.37/28,766.30
  6. Step 6: Final answer
    x = 19,452.83

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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.