Home / 13,049.80-19,550.07-10,113.75

Finding the Fourth Proportional to 13,049.80, 19,550.07 and 10,113.75

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Solution

The fourth proportional to 13,049.80, 19,550.07 and 10,113.75 is: 15,151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.80 : 19,550.07 = 10,113.75 : x
  2. Step 2: Convert to fraction form
    13,049.80/19,550.07 = 10,113.75/x
  3. Step 3: Cross multiply
    13,049.80x = 19,550.07 × 10,113.75
  4. Step 4: Simplify right side
    13,049.80x = 197,724,520.46
  5. Step 5: Solve for x
    x = 197,724,520.46/13,049.80
  6. Step 6: Final answer
    x = 15,151.54

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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.