Home / 12,049.44-18,076.28-4,653.28

Finding the Fourth Proportional to 12,049.44, 18,076.28 and 4,653.28

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Solution

The fourth proportional to 12,049.44, 18,076.28 and 4,653.28 is: 6,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.44 : 18,076.28 = 4,653.28 : x
  2. Step 2: Convert to fraction form
    12,049.44/18,076.28 = 4,653.28/x
  3. Step 3: Cross multiply
    12,049.44x = 18,076.28 × 4,653.28
  4. Step 4: Simplify right side
    12,049.44x = 84,113,916.02
  5. Step 5: Solve for x
    x = 84,113,916.02/12,049.44
  6. Step 6: Final answer
    x = 6,980.73

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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.