Home / 12,460.66-18,688.44-3,573.61

Finding the Fourth Proportional to 12,460.66, 18,688.44 and 3,573.61

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Solution

The fourth proportional to 12,460.66, 18,688.44 and 3,573.61 is: 5,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.66 : 18,688.44 = 3,573.61 : x
  2. Step 2: Convert to fraction form
    12,460.66/18,688.44 = 3,573.61/x
  3. Step 3: Cross multiply
    12,460.66x = 18,688.44 × 3,573.61
  4. Step 4: Simplify right side
    12,460.66x = 66,785,196.07
  5. Step 5: Solve for x
    x = 66,785,196.07/12,460.66
  6. Step 6: Final answer
    x = 5,359.68

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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.