Home / 13,241.97-19,860.76-4,357.41

Finding the Fourth Proportional to 13,241.97, 19,860.76 and 4,357.41

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Solution

The fourth proportional to 13,241.97, 19,860.76 and 4,357.41 is: 6,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.97 : 19,860.76 = 4,357.41 : x
  2. Step 2: Convert to fraction form
    13,241.97/19,860.76 = 4,357.41/x
  3. Step 3: Cross multiply
    13,241.97x = 19,860.76 × 4,357.41
  4. Step 4: Simplify right side
    13,241.97x = 86,541,474.23
  5. Step 5: Solve for x
    x = 86,541,474.23/13,241.97
  6. Step 6: Final answer
    x = 6,535.39

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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.