Home / 37,257.51-55,881.50-12,291.38

Finding the Fourth Proportional to 37,257.51, 55,881.50 and 12,291.38

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Solution

The fourth proportional to 37,257.51, 55,881.50 and 12,291.38 is: 18,435.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.51 : 55,881.50 = 12,291.38 : x
  2. Step 2: Convert to fraction form
    37,257.51/55,881.50 = 12,291.38/x
  3. Step 3: Cross multiply
    37,257.51x = 55,881.50 × 12,291.38
  4. Step 4: Simplify right side
    37,257.51x = 686,860,751.47
  5. Step 5: Solve for x
    x = 686,860,751.47/37,257.51
  6. Step 6: Final answer
    x = 18,435.50

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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.