Home / 36,484-54,726-8,782

Finding the Fourth Proportional to 36,484, 54,726 and 8,782

Calculator

Solution

The fourth proportional to 36,484, 54,726 and 8,782 is: 13,173

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,484 : 54,726 = 8,782 : x
  2. Step 2: Convert to fraction form
    36,484/54,726 = 8,782/x
  3. Step 3: Cross multiply
    36,484x = 54,726 × 8,782
  4. Step 4: Simplify right side
    36,484x = 480,603,732
  5. Step 5: Solve for x
    x = 480,603,732/36,484
  6. Step 6: Final answer
    x = 13,173

Related Problems

Find fourth proportional to 18,242, 27,363 and 4,391
Half scale
Find fourth proportional to 72,968, 109,452 and 17,564
Double scale
Find fourth proportional to 36,485, 54,727.50 and 8,783
Similar ratio
Find fourth proportional to 54,726, 82,089 and 13,173
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.