Home / 11,429.16-17,096.31-10,729.32

Finding the Fourth Proportional to 11,429.16, 17,096.31 and 10,729.32

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Solution

The fourth proportional to 11,429.16, 17,096.31 and 10,729.32 is: 16,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.16 : 17,096.31 = 10,729.32 : x
  2. Step 2: Convert to fraction form
    11,429.16/17,096.31 = 10,729.32/x
  3. Step 3: Cross multiply
    11,429.16x = 17,096.31 × 10,729.32
  4. Step 4: Simplify right side
    11,429.16x = 183,431,780.81
  5. Step 5: Solve for x
    x = 183,431,780.81/11,429.16
  6. Step 6: Final answer
    x = 16,049.45

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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.