Home / 37,256.90-55,855.26-12,281.36

Finding the Fourth Proportional to 37,256.90, 55,855.26 and 12,281.36

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Solution

The fourth proportional to 37,256.90, 55,855.26 and 12,281.36 is: 18,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,256.90 : 55,855.26 = 12,281.36 : x
  2. Step 2: Convert to fraction form
    37,256.90/55,855.26 = 12,281.36/x
  3. Step 3: Cross multiply
    37,256.90x = 55,855.26 × 12,281.36
  4. Step 4: Simplify right side
    37,256.90x = 685,978,555.95
  5. Step 5: Solve for x
    x = 685,978,555.95/37,256.90
  6. Step 6: Final answer
    x = 18,412.12

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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.