Home / 12,295.36-18,445.60-4,504.80

Finding the Fourth Proportional to 12,295.36, 18,445.60 and 4,504.80

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Solution

The fourth proportional to 12,295.36, 18,445.60 and 4,504.80 is: 6,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.36 : 18,445.60 = 4,504.80 : x
  2. Step 2: Convert to fraction form
    12,295.36/18,445.60 = 4,504.80/x
  3. Step 3: Cross multiply
    12,295.36x = 18,445.60 × 4,504.80
  4. Step 4: Simplify right side
    12,295.36x = 83,093,738.88
  5. Step 5: Solve for x
    x = 83,093,738.88/12,295.36
  6. Step 6: Final answer
    x = 6,758.14

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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.