Home / 38,156.72-57,246.12-15,958.64

Finding the Fourth Proportional to 38,156.72, 57,246.12 and 15,958.64

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Solution

The fourth proportional to 38,156.72, 57,246.12 and 15,958.64 is: 23,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,156.72 : 57,246.12 = 15,958.64 : x
  2. Step 2: Convert to fraction form
    38,156.72/57,246.12 = 15,958.64/x
  3. Step 3: Cross multiply
    38,156.72x = 57,246.12 × 15,958.64
  4. Step 4: Simplify right side
    38,156.72x = 913,570,220.48
  5. Step 5: Solve for x
    x = 913,570,220.48/38,156.72
  6. Step 6: Final answer
    x = 23,942.58

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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.