Home / 12,373.93-18,558.92-3,606.80

Finding the Fourth Proportional to 12,373.93, 18,558.92 and 3,606.80

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Solution

The fourth proportional to 12,373.93, 18,558.92 and 3,606.80 is: 5,409.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.93 : 18,558.92 = 3,606.80 : x
  2. Step 2: Convert to fraction form
    12,373.93/18,558.92 = 3,606.80/x
  3. Step 3: Cross multiply
    12,373.93x = 18,558.92 × 3,606.80
  4. Step 4: Simplify right side
    12,373.93x = 66,938,201.83
  5. Step 5: Solve for x
    x = 66,938,201.83/12,373.93
  6. Step 6: Final answer
    x = 5,409.62

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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.