Home / 37,340.36-56,020.08-12,387.36

Finding the Fourth Proportional to 37,340.36, 56,020.08 and 12,387.36

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Solution

The fourth proportional to 37,340.36, 56,020.08 and 12,387.36 is: 18,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,340.36 : 56,020.08 = 12,387.36 : x
  2. Step 2: Convert to fraction form
    37,340.36/56,020.08 = 12,387.36/x
  3. Step 3: Cross multiply
    37,340.36x = 56,020.08 × 12,387.36
  4. Step 4: Simplify right side
    37,340.36x = 693,940,898.19
  5. Step 5: Solve for x
    x = 693,940,898.19/37,340.36
  6. Step 6: Final answer
    x = 18,584.21

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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.