Home / 53,939.86-80,896.82-27,631.06

Finding the Fourth Proportional to 53,939.86, 80,896.82 and 27,631.06

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Solution

The fourth proportional to 53,939.86, 80,896.82 and 27,631.06 is: 41,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.86 : 80,896.82 = 27,631.06 : x
  2. Step 2: Convert to fraction form
    53,939.86/80,896.82 = 27,631.06/x
  3. Step 3: Cross multiply
    53,939.86x = 80,896.82 × 27,631.06
  4. Step 4: Simplify right side
    53,939.86x = 2,235,264,887.23
  5. Step 5: Solve for x
    x = 2,235,264,887.23/53,939.86
  6. Step 6: Final answer
    x = 41,439.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.