Home / 38,558.03-57,841.29-12,256.62

Finding the Fourth Proportional to 38,558.03, 57,841.29 and 12,256.62

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Solution

The fourth proportional to 38,558.03, 57,841.29 and 12,256.62 is: 18,386.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,558.03 : 57,841.29 = 12,256.62 : x
  2. Step 2: Convert to fraction form
    38,558.03/57,841.29 = 12,256.62/x
  3. Step 3: Cross multiply
    38,558.03x = 57,841.29 × 12,256.62
  4. Step 4: Simplify right side
    38,558.03x = 708,938,494.93
  5. Step 5: Solve for x
    x = 708,938,494.93/38,558.03
  6. Step 6: Final answer
    x = 18,386.28

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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.