Home / 28,450.08-42,667.83-19,563.57

Finding the Fourth Proportional to 28,450.08, 42,667.83 and 19,563.57

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Solution

The fourth proportional to 28,450.08, 42,667.83 and 19,563.57 is: 29,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,450.08 : 42,667.83 = 19,563.57 : x
  2. Step 2: Convert to fraction form
    28,450.08/42,667.83 = 19,563.57/x
  3. Step 3: Cross multiply
    28,450.08x = 42,667.83 × 19,563.57
  4. Step 4: Simplify right side
    28,450.08x = 834,735,078.95
  5. Step 5: Solve for x
    x = 834,735,078.95/28,450.08
  6. Step 6: Final answer
    x = 29,340.34

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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.