Home / 13,850.52-19,113.40-7,563.03

Finding the Fourth Proportional to 13,850.52, 19,113.40 and 7,563.03

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Solution

The fourth proportional to 13,850.52, 19,113.40 and 7,563.03 is: 10,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.52 : 19,113.40 = 7,563.03 : x
  2. Step 2: Convert to fraction form
    13,850.52/19,113.40 = 7,563.03/x
  3. Step 3: Cross multiply
    13,850.52x = 19,113.40 × 7,563.03
  4. Step 4: Simplify right side
    13,850.52x = 144,555,217.60
  5. Step 5: Solve for x
    x = 144,555,217.60/13,850.52
  6. Step 6: Final answer
    x = 10,436.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.