Home / 12,550.02-18,825.03-3,784.47

Finding the Fourth Proportional to 12,550.02, 18,825.03 and 3,784.47

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Solution

The fourth proportional to 12,550.02, 18,825.03 and 3,784.47 is: 5,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.02 : 18,825.03 = 3,784.47 : x
  2. Step 2: Convert to fraction form
    12,550.02/18,825.03 = 3,784.47/x
  3. Step 3: Cross multiply
    12,550.02x = 18,825.03 × 3,784.47
  4. Step 4: Simplify right side
    12,550.02x = 71,242,761.28
  5. Step 5: Solve for x
    x = 71,242,761.28/12,550.02
  6. Step 6: Final answer
    x = 5,676.71

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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.