Home / 12,371.56-18,559.05-4,052.23

Finding the Fourth Proportional to 12,371.56, 18,559.05 and 4,052.23

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Solution

The fourth proportional to 12,371.56, 18,559.05 and 4,052.23 is: 6,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.56 : 18,559.05 = 4,052.23 : x
  2. Step 2: Convert to fraction form
    12,371.56/18,559.05 = 4,052.23/x
  3. Step 3: Cross multiply
    12,371.56x = 18,559.05 × 4,052.23
  4. Step 4: Simplify right side
    12,371.56x = 75,205,539.18
  5. Step 5: Solve for x
    x = 75,205,539.18/12,371.56
  6. Step 6: Final answer
    x = 6,078.91

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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.