Home / 17,123.20-25,657.20-9,705.60

Finding the Fourth Proportional to 17,123.20, 25,657.20 and 9,705.60

Calculator

Solution

The fourth proportional to 17,123.20, 25,657.20 and 9,705.60 is: 14,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123.20 : 25,657.20 = 9,705.60 : x
  2. Step 2: Convert to fraction form
    17,123.20/25,657.20 = 9,705.60/x
  3. Step 3: Cross multiply
    17,123.20x = 25,657.20 × 9,705.60
  4. Step 4: Simplify right side
    17,123.20x = 249,018,520.32
  5. Step 5: Solve for x
    x = 249,018,520.32/17,123.20
  6. Step 6: Final answer
    x = 14,542.76

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.