Home / 25,440-38,160-10,848

Finding the Fourth Proportional to 25,440, 38,160 and 10,848

Calculator

Solution

The fourth proportional to 25,440, 38,160 and 10,848 is: 16,272

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440 : 38,160 = 10,848 : x
  2. Step 2: Convert to fraction form
    25,440/38,160 = 10,848/x
  3. Step 3: Cross multiply
    25,440x = 38,160 × 10,848
  4. Step 4: Simplify right side
    25,440x = 413,959,680
  5. Step 5: Solve for x
    x = 413,959,680/25,440
  6. Step 6: Final answer
    x = 16,272

Related Problems

Find fourth proportional to 12,720, 19,080 and 5,424
Half scale
Find fourth proportional to 50,880, 76,320 and 21,696
Double scale
Find fourth proportional to 25,441, 38,161.50 and 10,849
Similar ratio
Find fourth proportional to 38,160, 57,240 and 16,272
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.