Home / 54,229.07-81,313.43-16,778.52

Finding the Fourth Proportional to 54,229.07, 81,313.43 and 16,778.52

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Solution

The fourth proportional to 54,229.07, 81,313.43 and 16,778.52 is: 25,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,229.07 : 81,313.43 = 16,778.52 : x
  2. Step 2: Convert to fraction form
    54,229.07/81,313.43 = 16,778.52/x
  3. Step 3: Cross multiply
    54,229.07x = 81,313.43 × 16,778.52
  4. Step 4: Simplify right side
    54,229.07x = 1,364,318,521.06
  5. Step 5: Solve for x
    x = 1,364,318,521.06/54,229.07
  6. Step 6: Final answer
    x = 25,158.44

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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.