Home / 45,362.23-68,035.66-13,764.67

Finding the Fourth Proportional to 45,362.23, 68,035.66 and 13,764.67

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Solution

The fourth proportional to 45,362.23, 68,035.66 and 13,764.67 is: 20,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,362.23 : 68,035.66 = 13,764.67 : x
  2. Step 2: Convert to fraction form
    45,362.23/68,035.66 = 13,764.67/x
  3. Step 3: Cross multiply
    45,362.23x = 68,035.66 × 13,764.67
  4. Step 4: Simplify right side
    45,362.23x = 936,488,203.63
  5. Step 5: Solve for x
    x = 936,488,203.63/45,362.23
  6. Step 6: Final answer
    x = 20,644.67

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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.