Home / 16,644.64-22,935-11,330.23

Finding the Fourth Proportional to 16,644.64, 22,935 and 11,330.23

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Solution

The fourth proportional to 16,644.64, 22,935 and 11,330.23 is: 15,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,644.64 : 22,935 = 11,330.23 : x
  2. Step 2: Convert to fraction form
    16,644.64/22,935 = 11,330.23/x
  3. Step 3: Cross multiply
    16,644.64x = 22,935 × 11,330.23
  4. Step 4: Simplify right side
    16,644.64x = 259,858,825.05
  5. Step 5: Solve for x
    x = 259,858,825.05/16,644.64
  6. Step 6: Final answer
    x = 15,612.16

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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.