Home / 37,845.48-52,226.68-21,939.12

Finding the Fourth Proportional to 37,845.48, 52,226.68 and 21,939.12

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Solution

The fourth proportional to 37,845.48, 52,226.68 and 21,939.12 is: 30,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,845.48 : 52,226.68 = 21,939.12 : x
  2. Step 2: Convert to fraction form
    37,845.48/52,226.68 = 21,939.12/x
  3. Step 3: Cross multiply
    37,845.48x = 52,226.68 × 21,939.12
  4. Step 4: Simplify right side
    37,845.48x = 1,145,807,399.72
  5. Step 5: Solve for x
    x = 1,145,807,399.72/37,845.48
  6. Step 6: Final answer
    x = 30,275.94

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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.