Home / 14,197.05-19,595.30-8,231.99

Finding the Fourth Proportional to 14,197.05, 19,595.30 and 8,231.99

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Solution

The fourth proportional to 14,197.05, 19,595.30 and 8,231.99 is: 11,362.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.05 : 19,595.30 = 8,231.99 : x
  2. Step 2: Convert to fraction form
    14,197.05/19,595.30 = 8,231.99/x
  3. Step 3: Cross multiply
    14,197.05x = 19,595.30 × 8,231.99
  4. Step 4: Simplify right side
    14,197.05x = 161,308,174.51
  5. Step 5: Solve for x
    x = 161,308,174.51/14,197.05
  6. Step 6: Final answer
    x = 11,362.09

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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.