Home / 28,096.36-38,780.70-17,479.66

Finding the Fourth Proportional to 28,096.36, 38,780.70 and 17,479.66

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Solution

The fourth proportional to 28,096.36, 38,780.70 and 17,479.66 is: 24,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.36 : 38,780.70 = 17,479.66 : x
  2. Step 2: Convert to fraction form
    28,096.36/38,780.70 = 17,479.66/x
  3. Step 3: Cross multiply
    28,096.36x = 38,780.70 × 17,479.66
  4. Step 4: Simplify right side
    28,096.36x = 677,873,450.56
  5. Step 5: Solve for x
    x = 677,873,450.56/28,096.36
  6. Step 6: Final answer
    x = 24,126.74

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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.