Home / 37,456.06-56,169.78-12,491.32

Finding the Fourth Proportional to 37,456.06, 56,169.78 and 12,491.32

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Solution

The fourth proportional to 37,456.06, 56,169.78 and 12,491.32 is: 18,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,456.06 : 56,169.78 = 12,491.32 : x
  2. Step 2: Convert to fraction form
    37,456.06/56,169.78 = 12,491.32/x
  3. Step 3: Cross multiply
    37,456.06x = 56,169.78 × 12,491.32
  4. Step 4: Simplify right side
    37,456.06x = 701,634,696.31
  5. Step 5: Solve for x
    x = 701,634,696.31/37,456.06
  6. Step 6: Final answer
    x = 18,732.21

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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.