Home / 38,314.19-57,440.23-17,238.80

Finding the Fourth Proportional to 38,314.19, 57,440.23 and 17,238.80

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Solution

The fourth proportional to 38,314.19, 57,440.23 and 17,238.80 is: 25,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,314.19 : 57,440.23 = 17,238.80 : x
  2. Step 2: Convert to fraction form
    38,314.19/57,440.23 = 17,238.80/x
  3. Step 3: Cross multiply
    38,314.19x = 57,440.23 × 17,238.80
  4. Step 4: Simplify right side
    38,314.19x = 990,200,636.92
  5. Step 5: Solve for x
    x = 990,200,636.92/38,314.19
  6. Step 6: Final answer
    x = 25,844.23

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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.