Home / 39,296.34-58,945.12-21,876.89

Finding the Fourth Proportional to 39,296.34, 58,945.12 and 21,876.89

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Solution

The fourth proportional to 39,296.34, 58,945.12 and 21,876.89 is: 32,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,296.34 : 58,945.12 = 21,876.89 : x
  2. Step 2: Convert to fraction form
    39,296.34/58,945.12 = 21,876.89/x
  3. Step 3: Cross multiply
    39,296.34x = 58,945.12 × 21,876.89
  4. Step 4: Simplify right side
    39,296.34x = 1,289,535,556.86
  5. Step 5: Solve for x
    x = 1,289,535,556.86/39,296.34
  6. Step 6: Final answer
    x = 32,815.67

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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.