Home / 14,618.20-21,930.57-6,822.76

Finding the Fourth Proportional to 14,618.20, 21,930.57 and 6,822.76

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Solution

The fourth proportional to 14,618.20, 21,930.57 and 6,822.76 is: 10,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.20 : 21,930.57 = 6,822.76 : x
  2. Step 2: Convert to fraction form
    14,618.20/21,930.57 = 6,822.76/x
  3. Step 3: Cross multiply
    14,618.20x = 21,930.57 × 6,822.76
  4. Step 4: Simplify right side
    14,618.20x = 149,627,015.77
  5. Step 5: Solve for x
    x = 149,627,015.77/14,618.20
  6. Step 6: Final answer
    x = 10,235.67

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1.5x scale

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.