Home / 38,186.53-57,253.47-16,828.88

Finding the Fourth Proportional to 38,186.53, 57,253.47 and 16,828.88

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Solution

The fourth proportional to 38,186.53, 57,253.47 and 16,828.88 is: 25,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.53 : 57,253.47 = 16,828.88 : x
  2. Step 2: Convert to fraction form
    38,186.53/57,253.47 = 16,828.88/x
  3. Step 3: Cross multiply
    38,186.53x = 57,253.47 × 16,828.88
  4. Step 4: Simplify right side
    38,186.53x = 963,511,776.21
  5. Step 5: Solve for x
    x = 963,511,776.21/38,186.53
  6. Step 6: Final answer
    x = 25,231.72

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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.