Home / 13,289.99-19,933.85-4,404.39

Finding the Fourth Proportional to 13,289.99, 19,933.85 and 4,404.39

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Solution

The fourth proportional to 13,289.99, 19,933.85 and 4,404.39 is: 6,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.99 : 19,933.85 = 4,404.39 : x
  2. Step 2: Convert to fraction form
    13,289.99/19,933.85 = 4,404.39/x
  3. Step 3: Cross multiply
    13,289.99x = 19,933.85 × 4,404.39
  4. Step 4: Simplify right side
    13,289.99x = 87,796,473.21
  5. Step 5: Solve for x
    x = 87,796,473.21/13,289.99
  6. Step 6: Final answer
    x = 6,606.21

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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.