Home / 65,491-98,236.50-23,938

Finding the Fourth Proportional to 65,491, 98,236.50 and 23,938

Calculator

Solution

The fourth proportional to 65,491, 98,236.50 and 23,938 is: 35,907

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,491 : 98,236.50 = 23,938 : x
  2. Step 2: Convert to fraction form
    65,491/98,236.50 = 23,938/x
  3. Step 3: Cross multiply
    65,491x = 98,236.50 × 23,938
  4. Step 4: Simplify right side
    65,491x = 2,351,585,337
  5. Step 5: Solve for x
    x = 2,351,585,337/65,491
  6. Step 6: Final answer
    x = 35,907

Related Problems

Find fourth proportional to 32,745.50, 49,118.25 and 11,969
Half scale
Find fourth proportional to 130,982, 196,473 and 47,876
Double scale
Find fourth proportional to 65,492, 98,238 and 23,939
Similar ratio
Find fourth proportional to 98,236.50, 147,354.75 and 35,907
1.5x scale

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.