Home / 15,548.18-21,456.52-8,474.60

Finding the Fourth Proportional to 15,548.18, 21,456.52 and 8,474.60

Calculator

Solution

The fourth proportional to 15,548.18, 21,456.52 and 8,474.60 is: 11,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.18 : 21,456.52 = 8,474.60 : x
  2. Step 2: Convert to fraction form
    15,548.18/21,456.52 = 8,474.60/x
  3. Step 3: Cross multiply
    15,548.18x = 21,456.52 × 8,474.60
  4. Step 4: Simplify right side
    15,548.18x = 181,835,424.39
  5. Step 5: Solve for x
    x = 181,835,424.39/15,548.18
  6. Step 6: Final answer
    x = 11,694.97

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.