Home / 37,907.37-52,312.58-20,912.22

Finding the Fourth Proportional to 37,907.37, 52,312.58 and 20,912.22

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Solution

The fourth proportional to 37,907.37, 52,312.58 and 20,912.22 is: 28,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,907.37 : 52,312.58 = 20,912.22 : x
  2. Step 2: Convert to fraction form
    37,907.37/52,312.58 = 20,912.22/x
  3. Step 3: Cross multiply
    37,907.37x = 52,312.58 × 20,912.22
  4. Step 4: Simplify right side
    37,907.37x = 1,093,972,077.17
  5. Step 5: Solve for x
    x = 1,093,972,077.17/37,907.37
  6. Step 6: Final answer
    x = 28,859.09

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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.