Home / 45,992.23-68,930.66-19,666.07

Finding the Fourth Proportional to 45,992.23, 68,930.66 and 19,666.07

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Solution

The fourth proportional to 45,992.23, 68,930.66 and 19,666.07 is: 29,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,992.23 : 68,930.66 = 19,666.07 : x
  2. Step 2: Convert to fraction form
    45,992.23/68,930.66 = 19,666.07/x
  3. Step 3: Cross multiply
    45,992.23x = 68,930.66 × 19,666.07
  4. Step 4: Simplify right side
    45,992.23x = 1,355,595,184.71
  5. Step 5: Solve for x
    x = 1,355,595,184.71/45,992.23
  6. Step 6: Final answer
    x = 29,474.44

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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.