Home / 12,452.73-18,679.49-5,057.02

Finding the Fourth Proportional to 12,452.73, 18,679.49 and 5,057.02

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Solution

The fourth proportional to 12,452.73, 18,679.49 and 5,057.02 is: 7,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452.73 : 18,679.49 = 5,057.02 : x
  2. Step 2: Convert to fraction form
    12,452.73/18,679.49 = 5,057.02/x
  3. Step 3: Cross multiply
    12,452.73x = 18,679.49 × 5,057.02
  4. Step 4: Simplify right side
    12,452.73x = 94,462,554.52
  5. Step 5: Solve for x
    x = 94,462,554.52/12,452.73
  6. Step 6: Final answer
    x = 7,585.69

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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.