Home / 13,271.99-19,910.87-4,037.75

Finding the Fourth Proportional to 13,271.99, 19,910.87 and 4,037.75

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Solution

The fourth proportional to 13,271.99, 19,910.87 and 4,037.75 is: 6,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.99 : 19,910.87 = 4,037.75 : x
  2. Step 2: Convert to fraction form
    13,271.99/19,910.87 = 4,037.75/x
  3. Step 3: Cross multiply
    13,271.99x = 19,910.87 × 4,037.75
  4. Step 4: Simplify right side
    13,271.99x = 80,395,095.15
  5. Step 5: Solve for x
    x = 80,395,095.15/13,271.99
  6. Step 6: Final answer
    x = 6,057.50

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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.