Home / 37,976.49-56,929.19-15,775.74

Finding the Fourth Proportional to 37,976.49, 56,929.19 and 15,775.74

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Solution

The fourth proportional to 37,976.49, 56,929.19 and 15,775.74 is: 23,648.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,976.49 : 56,929.19 = 15,775.74 : x
  2. Step 2: Convert to fraction form
    37,976.49/56,929.19 = 15,775.74/x
  3. Step 3: Cross multiply
    37,976.49x = 56,929.19 × 15,775.74
  4. Step 4: Simplify right side
    37,976.49x = 898,100,099.85
  5. Step 5: Solve for x
    x = 898,100,099.85/37,976.49
  6. Step 6: Final answer
    x = 23,648.84

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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.