Home / 11,220-15,248

Finding the Third Proportional to 11,220 and 15,248

Calculator

Solution

The third proportional to 11,220 and 15,248 is: 20,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220 : 15,248 = 15,248 : x
  2. Step 2: Convert to fraction form
    11,220/15,248 = 15,248/x
  3. Step 3: Cross multiply
    11,220x = 15,248 × 15,248
  4. Step 4: Simplify right side
    11,220x = 232,501,504
  5. Step 5: Solve for x
    x = 232,501,504/11,220
  6. Step 6: Final answer
    x = 20,722.06

Related Problems

Find third proportional to 5,610 and 7,624
Half scale
Find third proportional to 22,440 and 30,496
Double scale
Find third proportional to 11,222 and 15,251
Similar ratio
Find third proportional to 16,830 and 22,872
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.