Home / 13,948.63-20,896.55-10,813.27

Finding the Fourth Proportional to 13,948.63, 20,896.55 and 10,813.27

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Solution

The fourth proportional to 13,948.63, 20,896.55 and 10,813.27 is: 16,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.63 : 20,896.55 = 10,813.27 : x
  2. Step 2: Convert to fraction form
    13,948.63/20,896.55 = 10,813.27/x
  3. Step 3: Cross multiply
    13,948.63x = 20,896.55 × 10,813.27
  4. Step 4: Simplify right side
    13,948.63x = 225,960,037.22
  5. Step 5: Solve for x
    x = 225,960,037.22/13,948.63
  6. Step 6: Final answer
    x = 16,199.44

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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.