Home / 28,942.56-39,941.52-16,367.04

Finding the Fourth Proportional to 28,942.56, 39,941.52 and 16,367.04

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Solution

The fourth proportional to 28,942.56, 39,941.52 and 16,367.04 is: 22,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.56 : 39,941.52 = 16,367.04 : x
  2. Step 2: Convert to fraction form
    28,942.56/39,941.52 = 16,367.04/x
  3. Step 3: Cross multiply
    28,942.56x = 39,941.52 × 16,367.04
  4. Step 4: Simplify right side
    28,942.56x = 653,724,455.50
  5. Step 5: Solve for x
    x = 653,724,455.50/28,942.56
  6. Step 6: Final answer
    x = 22,586.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.