Home / 19,660.78-29,483.34-7,177.96

Finding the Fourth Proportional to 19,660.78, 29,483.34 and 7,177.96

Calculator

Solution

The fourth proportional to 19,660.78, 29,483.34 and 7,177.96 is: 10,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660.78 : 29,483.34 = 7,177.96 : x
  2. Step 2: Convert to fraction form
    19,660.78/29,483.34 = 7,177.96/x
  3. Step 3: Cross multiply
    19,660.78x = 29,483.34 × 7,177.96
  4. Step 4: Simplify right side
    19,660.78x = 211,630,235.19
  5. Step 5: Solve for x
    x = 211,630,235.19/19,660.78
  6. Step 6: Final answer
    x = 10,764.08

Related Problems

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.