Home / 37,370.92-56,042.38-12,406.36

Finding the Fourth Proportional to 37,370.92, 56,042.38 and 12,406.36

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Solution

The fourth proportional to 37,370.92, 56,042.38 and 12,406.36 is: 18,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,370.92 : 56,042.38 = 12,406.36 : x
  2. Step 2: Convert to fraction form
    37,370.92/56,042.38 = 12,406.36/x
  3. Step 3: Cross multiply
    37,370.92x = 56,042.38 × 12,406.36
  4. Step 4: Simplify right side
    37,370.92x = 695,281,941.54
  5. Step 5: Solve for x
    x = 695,281,941.54/37,370.92
  6. Step 6: Final answer
    x = 18,604.89

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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.