Home / 37,939.64-52,356.39-20,943.87

Finding the Fourth Proportional to 37,939.64, 52,356.39 and 20,943.87

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Solution

The fourth proportional to 37,939.64, 52,356.39 and 20,943.87 is: 28,902.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.64 : 52,356.39 = 20,943.87 : x
  2. Step 2: Convert to fraction form
    37,939.64/52,356.39 = 20,943.87/x
  3. Step 3: Cross multiply
    37,939.64x = 52,356.39 × 20,943.87
  4. Step 4: Simplify right side
    37,939.64x = 1,096,545,425.83
  5. Step 5: Solve for x
    x = 1,096,545,425.83/37,939.64
  6. Step 6: Final answer
    x = 28,902.37

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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.