Home / 38,242.72-57,374.21-13,282.71

Finding the Fourth Proportional to 38,242.72, 57,374.21 and 13,282.71

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Solution

The fourth proportional to 38,242.72, 57,374.21 and 13,282.71 is: 19,927.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.72 : 57,374.21 = 13,282.71 : x
  2. Step 2: Convert to fraction form
    38,242.72/57,374.21 = 13,282.71/x
  3. Step 3: Cross multiply
    38,242.72x = 57,374.21 × 13,282.71
  4. Step 4: Simplify right side
    38,242.72x = 762,084,992.91
  5. Step 5: Solve for x
    x = 762,084,992.91/38,242.72
  6. Step 6: Final answer
    x = 19,927.58

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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.