Home / 19,958.60-29,956.42-10,104.86

Finding the Fourth Proportional to 19,958.60, 29,956.42 and 10,104.86

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Solution

The fourth proportional to 19,958.60, 29,956.42 and 10,104.86 is: 15,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.60 : 29,956.42 = 10,104.86 : x
  2. Step 2: Convert to fraction form
    19,958.60/29,956.42 = 10,104.86/x
  3. Step 3: Cross multiply
    19,958.60x = 29,956.42 × 10,104.86
  4. Step 4: Simplify right side
    19,958.60x = 302,705,430.20
  5. Step 5: Solve for x
    x = 302,705,430.20/19,958.60
  6. Step 6: Final answer
    x = 15,166.67

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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.