Home / 32,320.76-48,486-10,129.20

Finding the Fourth Proportional to 32,320.76, 48,486 and 10,129.20

Calculator

Solution

The fourth proportional to 32,320.76, 48,486 and 10,129.20 is: 15,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,320.76 : 48,486 = 10,129.20 : x
  2. Step 2: Convert to fraction form
    32,320.76/48,486 = 10,129.20/x
  3. Step 3: Cross multiply
    32,320.76x = 48,486 × 10,129.20
  4. Step 4: Simplify right side
    32,320.76x = 491,124,391.20
  5. Step 5: Solve for x
    x = 491,124,391.20/32,320.76
  6. Step 6: Final answer
    x = 15,195.32

Related Problems

Find fourth proportional to 16,160.38, 24,243 and 5,064.60
Half scale
Find fourth proportional to 64,641.52, 96,972 and 20,258.40
Double scale
Find fourth proportional to 32,321.76, 48,487.50 and 10,130.20
Similar ratio
Find fourth proportional to 48,481.14, 72,729 and 15,193.80
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.