Home / 39,504-59,256-10,320

Finding the Fourth Proportional to 39,504, 59,256 and 10,320

Calculator

Solution

The fourth proportional to 39,504, 59,256 and 10,320 is: 15,480

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,504 : 59,256 = 10,320 : x
  2. Step 2: Convert to fraction form
    39,504/59,256 = 10,320/x
  3. Step 3: Cross multiply
    39,504x = 59,256 × 10,320
  4. Step 4: Simplify right side
    39,504x = 611,521,920
  5. Step 5: Solve for x
    x = 611,521,920/39,504
  6. Step 6: Final answer
    x = 15,480

Related Problems

Find fourth proportional to 19,752, 29,628 and 5,160
Half scale
Find fourth proportional to 79,008, 118,512 and 20,640
Double scale
Find fourth proportional to 39,505, 59,257.50 and 10,321
Similar ratio
Find fourth proportional to 59,256, 88,884 and 15,480
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.