Home / 28,206.98-42,311.63-23,267.42

Finding the Fourth Proportional to 28,206.98, 42,311.63 and 23,267.42

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Solution

The fourth proportional to 28,206.98, 42,311.63 and 23,267.42 is: 34,902.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.98 : 42,311.63 = 23,267.42 : x
  2. Step 2: Convert to fraction form
    28,206.98/42,311.63 = 23,267.42/x
  3. Step 3: Cross multiply
    28,206.98x = 42,311.63 × 23,267.42
  4. Step 4: Simplify right side
    28,206.98x = 984,482,254.54
  5. Step 5: Solve for x
    x = 984,482,254.54/28,206.98
  6. Step 6: Final answer
    x = 34,902.09

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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.