Home / 38,584.82-53,246.67-21,589.13

Finding the Fourth Proportional to 38,584.82, 53,246.67 and 21,589.13

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Solution

The fourth proportional to 38,584.82, 53,246.67 and 21,589.13 is: 29,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.82 : 53,246.67 = 21,589.13 : x
  2. Step 2: Convert to fraction form
    38,584.82/53,246.67 = 21,589.13/x
  3. Step 3: Cross multiply
    38,584.82x = 53,246.67 × 21,589.13
  4. Step 4: Simplify right side
    38,584.82x = 1,149,549,280.70
  5. Step 5: Solve for x
    x = 1,149,549,280.70/38,584.82
  6. Step 6: Final answer
    x = 29,792.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.