Home / 14,338.24-19,786.80-8,050.64

Finding the Fourth Proportional to 14,338.24, 19,786.80 and 8,050.64

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Solution

The fourth proportional to 14,338.24, 19,786.80 and 8,050.64 is: 11,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.24 : 19,786.80 = 8,050.64 : x
  2. Step 2: Convert to fraction form
    14,338.24/19,786.80 = 8,050.64/x
  3. Step 3: Cross multiply
    14,338.24x = 19,786.80 × 8,050.64
  4. Step 4: Simplify right side
    14,338.24x = 159,296,403.55
  5. Step 5: Solve for x
    x = 159,296,403.55/14,338.24
  6. Step 6: Final answer
    x = 11,109.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.