Home / 20,058.57-30,069.43-6,907.82

Finding the Fourth Proportional to 20,058.57, 30,069.43 and 6,907.82

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Solution

The fourth proportional to 20,058.57, 30,069.43 and 6,907.82 is: 10,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.57 : 30,069.43 = 6,907.82 : x
  2. Step 2: Convert to fraction form
    20,058.57/30,069.43 = 6,907.82/x
  3. Step 3: Cross multiply
    20,058.57x = 30,069.43 × 6,907.82
  4. Step 4: Simplify right side
    20,058.57x = 207,714,042.33
  5. Step 5: Solve for x
    x = 207,714,042.33/20,058.57
  6. Step 6: Final answer
    x = 10,355.38

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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.