Home / 38,536.22-57,798.30-12,237.50

Finding the Fourth Proportional to 38,536.22, 57,798.30 and 12,237.50

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Solution

The fourth proportional to 38,536.22, 57,798.30 and 12,237.50 is: 18,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.22 : 57,798.30 = 12,237.50 : x
  2. Step 2: Convert to fraction form
    38,536.22/57,798.30 = 12,237.50/x
  3. Step 3: Cross multiply
    38,536.22x = 57,798.30 × 12,237.50
  4. Step 4: Simplify right side
    38,536.22x = 707,306,696.25
  5. Step 5: Solve for x
    x = 707,306,696.25/38,536.22
  6. Step 6: Final answer
    x = 18,354.34

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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.