Home / 18,808.73-25,956.35-10,311.67

Finding the Fourth Proportional to 18,808.73, 25,956.35 and 10,311.67

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Solution

The fourth proportional to 18,808.73, 25,956.35 and 10,311.67 is: 14,230.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,808.73 : 25,956.35 = 10,311.67 : x
  2. Step 2: Convert to fraction form
    18,808.73/25,956.35 = 10,311.67/x
  3. Step 3: Cross multiply
    18,808.73x = 25,956.35 × 10,311.67
  4. Step 4: Simplify right side
    18,808.73x = 267,653,315.60
  5. Step 5: Solve for x
    x = 267,653,315.60/18,808.73
  6. Step 6: Final answer
    x = 14,230.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.