Home / 38,883.75-58,323.54-12,586.42

Finding the Fourth Proportional to 38,883.75, 58,323.54 and 12,586.42

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Solution

The fourth proportional to 38,883.75, 58,323.54 and 12,586.42 is: 18,878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.75 : 58,323.54 = 12,586.42 : x
  2. Step 2: Convert to fraction form
    38,883.75/58,323.54 = 12,586.42/x
  3. Step 3: Cross multiply
    38,883.75x = 58,323.54 × 12,586.42
  4. Step 4: Simplify right side
    38,883.75x = 734,084,690.43
  5. Step 5: Solve for x
    x = 734,084,690.43/38,883.75
  6. Step 6: Final answer
    x = 18,878.96

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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.