Home / 37,912.39-56,866.53-11,617.21

Finding the Fourth Proportional to 37,912.39, 56,866.53 and 11,617.21

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Solution

The fourth proportional to 37,912.39, 56,866.53 and 11,617.21 is: 17,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.39 : 56,866.53 = 11,617.21 : x
  2. Step 2: Convert to fraction form
    37,912.39/56,866.53 = 11,617.21/x
  3. Step 3: Cross multiply
    37,912.39x = 56,866.53 × 11,617.21
  4. Step 4: Simplify right side
    37,912.39x = 660,630,078.56
  5. Step 5: Solve for x
    x = 660,630,078.56/37,912.39
  6. Step 6: Final answer
    x = 17,425.18

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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.