Home / 38,223.40-57,335.10-28,892.20

Finding the Fourth Proportional to 38,223.40, 57,335.10 and 28,892.20

Calculator

Solution

The fourth proportional to 38,223.40, 57,335.10 and 28,892.20 is: 43,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223.40 : 57,335.10 = 28,892.20 : x
  2. Step 2: Convert to fraction form
    38,223.40/57,335.10 = 28,892.20/x
  3. Step 3: Cross multiply
    38,223.40x = 57,335.10 × 28,892.20
  4. Step 4: Simplify right side
    38,223.40x = 1,656,537,176.22
  5. Step 5: Solve for x
    x = 1,656,537,176.22/38,223.40
  6. Step 6: Final answer
    x = 43,338.30

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.