Home / 13,493.99-20,228.73-4,724.12

Finding the Fourth Proportional to 13,493.99, 20,228.73 and 4,724.12

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Solution

The fourth proportional to 13,493.99, 20,228.73 and 4,724.12 is: 7,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493.99 : 20,228.73 = 4,724.12 : x
  2. Step 2: Convert to fraction form
    13,493.99/20,228.73 = 4,724.12/x
  3. Step 3: Cross multiply
    13,493.99x = 20,228.73 × 4,724.12
  4. Step 4: Simplify right side
    13,493.99x = 95,562,846.82
  5. Step 5: Solve for x
    x = 95,562,846.82/13,493.99
  6. Step 6: Final answer
    x = 7,081.88

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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.