Home / 54,240.64-81,382.37-16,803.63

Finding the Fourth Proportional to 54,240.64, 81,382.37 and 16,803.63

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Solution

The fourth proportional to 54,240.64, 81,382.37 and 16,803.63 is: 25,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,240.64 : 81,382.37 = 16,803.63 : x
  2. Step 2: Convert to fraction form
    54,240.64/81,382.37 = 16,803.63/x
  3. Step 3: Cross multiply
    54,240.64x = 81,382.37 × 16,803.63
  4. Step 4: Simplify right side
    54,240.64x = 1,367,519,234.00
  5. Step 5: Solve for x
    x = 1,367,519,234.00/54,240.64
  6. Step 6: Final answer
    x = 25,212.08

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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.