Home / 12,435.33-18,652.79-4,537.79

Finding the Fourth Proportional to 12,435.33, 18,652.79 and 4,537.79

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Solution

The fourth proportional to 12,435.33, 18,652.79 and 4,537.79 is: 6,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435.33 : 18,652.79 = 4,537.79 : x
  2. Step 2: Convert to fraction form
    12,435.33/18,652.79 = 4,537.79/x
  3. Step 3: Cross multiply
    12,435.33x = 18,652.79 × 4,537.79
  4. Step 4: Simplify right side
    12,435.33x = 84,642,431.96
  5. Step 5: Solve for x
    x = 84,642,431.96/12,435.33
  6. Step 6: Final answer
    x = 6,806.61

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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.