Home / 28,206.85-42,311.44-23,267.29

Finding the Fourth Proportional to 28,206.85, 42,311.44 and 23,267.29

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Solution

The fourth proportional to 28,206.85, 42,311.44 and 23,267.29 is: 34,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.85 : 42,311.44 = 23,267.29 : x
  2. Step 2: Convert to fraction form
    28,206.85/42,311.44 = 23,267.29/x
  3. Step 3: Cross multiply
    28,206.85x = 42,311.44 × 23,267.29
  4. Step 4: Simplify right side
    28,206.85x = 984,472,468.10
  5. Step 5: Solve for x
    x = 984,472,468.10/28,206.85
  6. Step 6: Final answer
    x = 34,901.90

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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.