Home / 19,157.70-26,432.46-11,201.88

Finding the Fourth Proportional to 19,157.70, 26,432.46 and 11,201.88

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Solution

The fourth proportional to 19,157.70, 26,432.46 and 11,201.88 is: 15,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.70 : 26,432.46 = 11,201.88 : x
  2. Step 2: Convert to fraction form
    19,157.70/26,432.46 = 11,201.88/x
  3. Step 3: Cross multiply
    19,157.70x = 26,432.46 × 11,201.88
  4. Step 4: Simplify right side
    19,157.70x = 296,093,245.02
  5. Step 5: Solve for x
    x = 296,093,245.02/19,157.70
  6. Step 6: Final answer
    x = 15,455.57

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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.