Home / 12,295.56-18,448.74-4,506.60

Finding the Fourth Proportional to 12,295.56, 18,448.74 and 4,506.60

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Solution

The fourth proportional to 12,295.56, 18,448.74 and 4,506.60 is: 6,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.56 : 18,448.74 = 4,506.60 : x
  2. Step 2: Convert to fraction form
    12,295.56/18,448.74 = 4,506.60/x
  3. Step 3: Cross multiply
    12,295.56x = 18,448.74 × 4,506.60
  4. Step 4: Simplify right side
    12,295.56x = 83,141,091.68
  5. Step 5: Solve for x
    x = 83,141,091.68/12,295.56
  6. Step 6: Final answer
    x = 6,761.88

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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.