Home / 47,933.60-71,909.62-21,638.34

Finding the Fourth Proportional to 47,933.60, 71,909.62 and 21,638.34

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Solution

The fourth proportional to 47,933.60, 71,909.62 and 21,638.34 is: 32,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,933.60 : 71,909.62 = 21,638.34 : x
  2. Step 2: Convert to fraction form
    47,933.60/71,909.62 = 21,638.34/x
  3. Step 3: Cross multiply
    47,933.60x = 71,909.62 × 21,638.34
  4. Step 4: Simplify right side
    47,933.60x = 1,556,004,752.73
  5. Step 5: Solve for x
    x = 1,556,004,752.73/47,933.60
  6. Step 6: Final answer
    x = 32,461.67

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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.