Home / 12,527.60-18,790.44-3,293.36

Finding the Fourth Proportional to 12,527.60, 18,790.44 and 3,293.36

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Solution

The fourth proportional to 12,527.60, 18,790.44 and 3,293.36 is: 4,939.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.60 : 18,790.44 = 3,293.36 : x
  2. Step 2: Convert to fraction form
    12,527.60/18,790.44 = 3,293.36/x
  3. Step 3: Cross multiply
    12,527.60x = 18,790.44 × 3,293.36
  4. Step 4: Simplify right side
    12,527.60x = 61,883,683.48
  5. Step 5: Solve for x
    x = 61,883,683.48/12,527.60
  6. Step 6: Final answer
    x = 4,939.79

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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.