Home / 54,228.82-81,313.05-16,778.27

Finding the Fourth Proportional to 54,228.82, 81,313.05 and 16,778.27

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Solution

The fourth proportional to 54,228.82, 81,313.05 and 16,778.27 is: 25,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,228.82 : 81,313.05 = 16,778.27 : x
  2. Step 2: Convert to fraction form
    54,228.82/81,313.05 = 16,778.27/x
  3. Step 3: Cross multiply
    54,228.82x = 81,313.05 × 16,778.27
  4. Step 4: Simplify right side
    54,228.82x = 1,364,291,900.86
  5. Step 5: Solve for x
    x = 1,364,291,900.86/54,228.82
  6. Step 6: Final answer
    x = 25,158.06

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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.