Home / 14,636.87-21,912.23-9,072.35

Finding the Fourth Proportional to 14,636.87, 21,912.23 and 9,072.35

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Solution

The fourth proportional to 14,636.87, 21,912.23 and 9,072.35 is: 13,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.87 : 21,912.23 = 9,072.35 : x
  2. Step 2: Convert to fraction form
    14,636.87/21,912.23 = 9,072.35/x
  3. Step 3: Cross multiply
    14,636.87x = 21,912.23 × 9,072.35
  4. Step 4: Simplify right side
    14,636.87x = 198,795,419.84
  5. Step 5: Solve for x
    x = 198,795,419.84/14,636.87
  6. Step 6: Final answer
    x = 13,581.83

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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.