Home / 54,272.40-81,408.60-16,832.40

Finding the Fourth Proportional to 54,272.40, 81,408.60 and 16,832.40

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Solution

The fourth proportional to 54,272.40, 81,408.60 and 16,832.40 is: 25,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272.40 : 81,408.60 = 16,832.40 : x
  2. Step 2: Convert to fraction form
    54,272.40/81,408.60 = 16,832.40/x
  3. Step 3: Cross multiply
    54,272.40x = 81,408.60 × 16,832.40
  4. Step 4: Simplify right side
    54,272.40x = 1,370,302,118.64
  5. Step 5: Solve for x
    x = 1,370,302,118.64/54,272.40
  6. Step 6: Final answer
    x = 25,248.60

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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.