Home / 37,229.63-51,375.48-21,315.56

Finding the Fourth Proportional to 37,229.63, 51,375.48 and 21,315.56

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Solution

The fourth proportional to 37,229.63, 51,375.48 and 21,315.56 is: 29,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.63 : 51,375.48 = 21,315.56 : x
  2. Step 2: Convert to fraction form
    37,229.63/51,375.48 = 21,315.56/x
  3. Step 3: Cross multiply
    37,229.63x = 51,375.48 × 21,315.56
  4. Step 4: Simplify right side
    37,229.63x = 1,095,097,126.47
  5. Step 5: Solve for x
    x = 1,095,097,126.47/37,229.63
  6. Step 6: Final answer
    x = 29,414.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.