Home / 28,817.08-43,226.42-8,040.56

Finding the Fourth Proportional to 28,817.08, 43,226.42 and 8,040.56

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Solution

The fourth proportional to 28,817.08, 43,226.42 and 8,040.56 is: 12,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.08 : 43,226.42 = 8,040.56 : x
  2. Step 2: Convert to fraction form
    28,817.08/43,226.42 = 8,040.56/x
  3. Step 3: Cross multiply
    28,817.08x = 43,226.42 × 8,040.56
  4. Step 4: Simplify right side
    28,817.08x = 347,564,623.60
  5. Step 5: Solve for x
    x = 347,564,623.60/28,817.08
  6. Step 6: Final answer
    x = 12,061.06

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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.