Home / 38,355.93-57,532.53-13,395.88

Finding the Fourth Proportional to 38,355.93, 57,532.53 and 13,395.88

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Solution

The fourth proportional to 38,355.93, 57,532.53 and 13,395.88 is: 20,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,355.93 : 57,532.53 = 13,395.88 : x
  2. Step 2: Convert to fraction form
    38,355.93/57,532.53 = 13,395.88/x
  3. Step 3: Cross multiply
    38,355.93x = 57,532.53 × 13,395.88
  4. Step 4: Simplify right side
    38,355.93x = 770,698,914.77
  5. Step 5: Solve for x
    x = 770,698,914.77/38,355.93
  6. Step 6: Final answer
    x = 20,093.34

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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.