Home / 18,446.45-27,674.99-9,089.28

Finding the Fourth Proportional to 18,446.45, 27,674.99 and 9,089.28

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Solution

The fourth proportional to 18,446.45, 27,674.99 and 9,089.28 is: 13,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.45 : 27,674.99 = 9,089.28 : x
  2. Step 2: Convert to fraction form
    18,446.45/27,674.99 = 9,089.28/x
  3. Step 3: Cross multiply
    18,446.45x = 27,674.99 × 9,089.28
  4. Step 4: Simplify right side
    18,446.45x = 251,545,825.02
  5. Step 5: Solve for x
    x = 251,545,825.02/18,446.45
  6. Step 6: Final answer
    x = 13,636.54

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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.