Home / 15,690.83-23,538.83-7,793.60

Finding the Fourth Proportional to 15,690.83, 23,538.83 and 7,793.60

Calculator

Solution

The fourth proportional to 15,690.83, 23,538.83 and 7,793.60 is: 11,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,690.83 : 23,538.83 = 7,793.60 : x
  2. Step 2: Convert to fraction form
    15,690.83/23,538.83 = 7,793.60/x
  3. Step 3: Cross multiply
    15,690.83x = 23,538.83 × 7,793.60
  4. Step 4: Simplify right side
    15,690.83x = 183,452,284.34
  5. Step 5: Solve for x
    x = 183,452,284.34/15,690.83
  6. Step 6: Final answer
    x = 11,691.69

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.