Home / 54,115.36-81,173.66-16,675.13

Finding the Fourth Proportional to 54,115.36, 81,173.66 and 16,675.13

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Solution

The fourth proportional to 54,115.36, 81,173.66 and 16,675.13 is: 25,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.36 : 81,173.66 = 16,675.13 : x
  2. Step 2: Convert to fraction form
    54,115.36/81,173.66 = 16,675.13/x
  3. Step 3: Cross multiply
    54,115.36x = 81,173.66 × 16,675.13
  4. Step 4: Simplify right side
    54,115.36x = 1,353,581,452.63
  5. Step 5: Solve for x
    x = 1,353,581,452.63/54,115.36
  6. Step 6: Final answer
    x = 25,012.89

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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.