Home / 18,222.32-25,146.96-10,262.99

Finding the Fourth Proportional to 18,222.32, 25,146.96 and 10,262.99

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Solution

The fourth proportional to 18,222.32, 25,146.96 and 10,262.99 is: 14,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.32 : 25,146.96 = 10,262.99 : x
  2. Step 2: Convert to fraction form
    18,222.32/25,146.96 = 10,262.99/x
  3. Step 3: Cross multiply
    18,222.32x = 25,146.96 × 10,262.99
  4. Step 4: Simplify right side
    18,222.32x = 258,082,999.01
  5. Step 5: Solve for x
    x = 258,082,999.01/18,222.32
  6. Step 6: Final answer
    x = 14,163.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.