Home / 13,237.43-19,845.41-4,912.25

Finding the Fourth Proportional to 13,237.43, 19,845.41 and 4,912.25

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Solution

The fourth proportional to 13,237.43, 19,845.41 and 4,912.25 is: 7,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.43 : 19,845.41 = 4,912.25 : x
  2. Step 2: Convert to fraction form
    13,237.43/19,845.41 = 4,912.25/x
  3. Step 3: Cross multiply
    13,237.43x = 19,845.41 × 4,912.25
  4. Step 4: Simplify right side
    13,237.43x = 97,485,491.48
  5. Step 5: Solve for x
    x = 97,485,491.48/13,237.43
  6. Step 6: Final answer
    x = 7,364.38

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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.