Home / 19,860.59-29,757.06-12,448.41

Finding the Fourth Proportional to 19,860.59, 29,757.06 and 12,448.41

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Solution

The fourth proportional to 19,860.59, 29,757.06 and 12,448.41 is: 18,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860.59 : 29,757.06 = 12,448.41 : x
  2. Step 2: Convert to fraction form
    19,860.59/29,757.06 = 12,448.41/x
  3. Step 3: Cross multiply
    19,860.59x = 29,757.06 × 12,448.41
  4. Step 4: Simplify right side
    19,860.59x = 370,428,083.27
  5. Step 5: Solve for x
    x = 370,428,083.27/19,860.59
  6. Step 6: Final answer
    x = 18,651.42

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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.