Home / 17,724-26,586-5,412

Finding the Fourth Proportional to 17,724, 26,586 and 5,412

Calculator

Solution

The fourth proportional to 17,724, 26,586 and 5,412 is: 8,118

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724 : 26,586 = 5,412 : x
  2. Step 2: Convert to fraction form
    17,724/26,586 = 5,412/x
  3. Step 3: Cross multiply
    17,724x = 26,586 × 5,412
  4. Step 4: Simplify right side
    17,724x = 143,883,432
  5. Step 5: Solve for x
    x = 143,883,432/17,724
  6. Step 6: Final answer
    x = 8,118

Related Problems

Find fourth proportional to 8,862, 13,293 and 2,706
Half scale
Find fourth proportional to 35,448, 53,172 and 10,824
Double scale
Find fourth proportional to 17,725, 26,587.50 and 5,413
Similar ratio
Find fourth proportional to 26,586, 39,879 and 8,118
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.