Home / 15,311.82-22,938.51-10,372.98

Finding the Fourth Proportional to 15,311.82, 22,938.51 and 10,372.98

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Solution

The fourth proportional to 15,311.82, 22,938.51 and 10,372.98 is: 15,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311.82 : 22,938.51 = 10,372.98 : x
  2. Step 2: Convert to fraction form
    15,311.82/22,938.51 = 10,372.98/x
  3. Step 3: Cross multiply
    15,311.82x = 22,938.51 × 10,372.98
  4. Step 4: Simplify right side
    15,311.82x = 237,940,705.46
  5. Step 5: Solve for x
    x = 237,940,705.46/15,311.82
  6. Step 6: Final answer
    x = 15,539.67

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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.