Home / 12,263.44-18,389.60-3,496.32

Finding the Fourth Proportional to 12,263.44, 18,389.60 and 3,496.32

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Solution

The fourth proportional to 12,263.44, 18,389.60 and 3,496.32 is: 5,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.44 : 18,389.60 = 3,496.32 : x
  2. Step 2: Convert to fraction form
    12,263.44/18,389.60 = 3,496.32/x
  3. Step 3: Cross multiply
    12,263.44x = 18,389.60 × 3,496.32
  4. Step 4: Simplify right side
    12,263.44x = 64,295,926.27
  5. Step 5: Solve for x
    x = 64,295,926.27/12,263.44
  6. Step 6: Final answer
    x = 5,242.89

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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.