Home / 30,360.24-41,895-16,930.44

Finding the Fourth Proportional to 30,360.24, 41,895 and 16,930.44

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Solution

The fourth proportional to 30,360.24, 41,895 and 16,930.44 is: 23,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360.24 : 41,895 = 16,930.44 : x
  2. Step 2: Convert to fraction form
    30,360.24/41,895 = 16,930.44/x
  3. Step 3: Cross multiply
    30,360.24x = 41,895 × 16,930.44
  4. Step 4: Simplify right side
    30,360.24x = 709,300,783.80
  5. Step 5: Solve for x
    x = 709,300,783.80/30,360.24
  6. Step 6: Final answer
    x = 23,362.82

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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.