Home / 37,623.52-51,921.03-20,629.32

Finding the Fourth Proportional to 37,623.52, 51,921.03 and 20,629.32

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Solution

The fourth proportional to 37,623.52, 51,921.03 and 20,629.32 is: 28,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,623.52 : 51,921.03 = 20,629.32 : x
  2. Step 2: Convert to fraction form
    37,623.52/51,921.03 = 20,629.32/x
  3. Step 3: Cross multiply
    37,623.52x = 51,921.03 × 20,629.32
  4. Step 4: Simplify right side
    37,623.52x = 1,071,095,542.60
  5. Step 5: Solve for x
    x = 1,071,095,542.60/37,623.52
  6. Step 6: Final answer
    x = 28,468.78

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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.