Home / 12,259.22-18,394.90-4,863.50

Finding the Fourth Proportional to 12,259.22, 18,394.90 and 4,863.50

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Solution

The fourth proportional to 12,259.22, 18,394.90 and 4,863.50 is: 7,297.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.22 : 18,394.90 = 4,863.50 : x
  2. Step 2: Convert to fraction form
    12,259.22/18,394.90 = 4,863.50/x
  3. Step 3: Cross multiply
    12,259.22x = 18,394.90 × 4,863.50
  4. Step 4: Simplify right side
    12,259.22x = 89,463,596.15
  5. Step 5: Solve for x
    x = 89,463,596.15/12,259.22
  6. Step 6: Final answer
    x = 7,297.66

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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.