Home / 22,503.24-33,755.40-6,921

Finding the Fourth Proportional to 22,503.24, 33,755.40 and 6,921

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Solution

The fourth proportional to 22,503.24, 33,755.40 and 6,921 is: 10,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503.24 : 33,755.40 = 6,921 : x
  2. Step 2: Convert to fraction form
    22,503.24/33,755.40 = 6,921/x
  3. Step 3: Cross multiply
    22,503.24x = 33,755.40 × 6,921
  4. Step 4: Simplify right side
    22,503.24x = 233,621,123.40
  5. Step 5: Solve for x
    x = 233,621,123.40/22,503.24
  6. Step 6: Final answer
    x = 10,381.67

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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.