Home / 57,833.06-86,758.23-18,391.46

Finding the Fourth Proportional to 57,833.06, 86,758.23 and 18,391.46

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Solution

The fourth proportional to 57,833.06, 86,758.23 and 18,391.46 is: 27,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,833.06 : 86,758.23 = 18,391.46 : x
  2. Step 2: Convert to fraction form
    57,833.06/86,758.23 = 18,391.46/x
  3. Step 3: Cross multiply
    57,833.06x = 86,758.23 × 18,391.46
  4. Step 4: Simplify right side
    57,833.06x = 1,595,610,516.72
  5. Step 5: Solve for x
    x = 1,595,610,516.72/57,833.06
  6. Step 6: Final answer
    x = 27,589.94

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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.