Home / 30,280.02-41,786.19-16,852.11

Finding the Fourth Proportional to 30,280.02, 41,786.19 and 16,852.11

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Solution

The fourth proportional to 30,280.02, 41,786.19 and 16,852.11 is: 23,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280.02 : 41,786.19 = 16,852.11 : x
  2. Step 2: Convert to fraction form
    30,280.02/41,786.19 = 16,852.11/x
  3. Step 3: Cross multiply
    30,280.02x = 41,786.19 × 16,852.11
  4. Step 4: Simplify right side
    30,280.02x = 704,185,470.36
  5. Step 5: Solve for x
    x = 704,185,470.36/30,280.02
  6. Step 6: Final answer
    x = 23,255.78

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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.