Home / 37,369.92-56,040.88-12,405.36

Finding the Fourth Proportional to 37,369.92, 56,040.88 and 12,405.36

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Solution

The fourth proportional to 37,369.92, 56,040.88 and 12,405.36 is: 18,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,369.92 : 56,040.88 = 12,405.36 : x
  2. Step 2: Convert to fraction form
    37,369.92/56,040.88 = 12,405.36/x
  3. Step 3: Cross multiply
    37,369.92x = 56,040.88 × 12,405.36
  4. Step 4: Simplify right side
    37,369.92x = 695,207,291.12
  5. Step 5: Solve for x
    x = 695,207,291.12/37,369.92
  6. Step 6: Final answer
    x = 18,603.39

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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.