Home / 30,454.54-42,027.57-17,026.54

Finding the Fourth Proportional to 30,454.54, 42,027.57 and 17,026.54

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Solution

The fourth proportional to 30,454.54, 42,027.57 and 17,026.54 is: 23,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,454.54 : 42,027.57 = 17,026.54 : x
  2. Step 2: Convert to fraction form
    30,454.54/42,027.57 = 17,026.54/x
  3. Step 3: Cross multiply
    30,454.54x = 42,027.57 × 17,026.54
  4. Step 4: Simplify right side
    30,454.54x = 715,583,891.57
  5. Step 5: Solve for x
    x = 715,583,891.57/30,454.54
  6. Step 6: Final answer
    x = 23,496.79

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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.