Home / 12,839.48-19,250.92-5,049.08

Finding the Fourth Proportional to 12,839.48, 19,250.92 and 5,049.08

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Solution

The fourth proportional to 12,839.48, 19,250.92 and 5,049.08 is: 7,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,839.48 : 19,250.92 = 5,049.08 : x
  2. Step 2: Convert to fraction form
    12,839.48/19,250.92 = 5,049.08/x
  3. Step 3: Cross multiply
    12,839.48x = 19,250.92 × 5,049.08
  4. Step 4: Simplify right side
    12,839.48x = 97,199,435.15
  5. Step 5: Solve for x
    x = 97,199,435.15/12,839.48
  6. Step 6: Final answer
    x = 7,570.36

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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.