Home / 12,450.48-18,675.54-5,052.96

Finding the Fourth Proportional to 12,450.48, 18,675.54 and 5,052.96

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Solution

The fourth proportional to 12,450.48, 18,675.54 and 5,052.96 is: 7,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.48 : 18,675.54 = 5,052.96 : x
  2. Step 2: Convert to fraction form
    12,450.48/18,675.54 = 5,052.96/x
  3. Step 3: Cross multiply
    12,450.48x = 18,675.54 × 5,052.96
  4. Step 4: Simplify right side
    12,450.48x = 94,366,756.60
  5. Step 5: Solve for x
    x = 94,366,756.60/12,450.48
  6. Step 6: Final answer
    x = 7,579.37

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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.