Home / 14,299.27-21,443.32-4,809.67

Finding the Fourth Proportional to 14,299.27, 21,443.32 and 4,809.67

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Solution

The fourth proportional to 14,299.27, 21,443.32 and 4,809.67 is: 7,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.27 : 21,443.32 = 4,809.67 : x
  2. Step 2: Convert to fraction form
    14,299.27/21,443.32 = 4,809.67/x
  3. Step 3: Cross multiply
    14,299.27x = 21,443.32 × 4,809.67
  4. Step 4: Simplify right side
    14,299.27x = 103,135,292.90
  5. Step 5: Solve for x
    x = 103,135,292.90/14,299.27
  6. Step 6: Final answer
    x = 7,212.63

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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.