Home / 38,654.46-57,986.73-10,953.18

Finding the Fourth Proportional to 38,654.46, 57,986.73 and 10,953.18

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Solution

The fourth proportional to 38,654.46, 57,986.73 and 10,953.18 is: 16,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,654.46 : 57,986.73 = 10,953.18 : x
  2. Step 2: Convert to fraction form
    38,654.46/57,986.73 = 10,953.18/x
  3. Step 3: Cross multiply
    38,654.46x = 57,986.73 × 10,953.18
  4. Step 4: Simplify right side
    38,654.46x = 635,139,091.30
  5. Step 5: Solve for x
    x = 635,139,091.30/38,654.46
  6. Step 6: Final answer
    x = 16,431.20

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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.