Home / 49,312-73,968-16,480

Finding the Fourth Proportional to 49,312, 73,968 and 16,480

Calculator

Solution

The fourth proportional to 49,312, 73,968 and 16,480 is: 24,720

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,312 : 73,968 = 16,480 : x
  2. Step 2: Convert to fraction form
    49,312/73,968 = 16,480/x
  3. Step 3: Cross multiply
    49,312x = 73,968 × 16,480
  4. Step 4: Simplify right side
    49,312x = 1,218,992,640
  5. Step 5: Solve for x
    x = 1,218,992,640/49,312
  6. Step 6: Final answer
    x = 24,720

Related Problems

Find fourth proportional to 24,656, 36,984 and 8,240
Half scale
Find fourth proportional to 98,624, 147,936 and 32,960
Double scale
Find fourth proportional to 49,313, 73,969.50 and 16,481
Similar ratio
Find fourth proportional to 73,968, 110,952 and 24,720
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.