Home / 13,470-17,127

Finding the Third Proportional to 13,470 and 17,127

Calculator

Solution

The third proportional to 13,470 and 17,127 is: 21,776.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470 : 17,127 = 17,127 : x
  2. Step 2: Convert to fraction form
    13,470/17,127 = 17,127/x
  3. Step 3: Cross multiply
    13,470x = 17,127 × 17,127
  4. Step 4: Simplify right side
    13,470x = 293,334,129
  5. Step 5: Solve for x
    x = 293,334,129/13,470
  6. Step 6: Final answer
    x = 21,776.85

Related Problems

Find third proportional to 6,735 and 8,563.50
Half scale
Find third proportional to 26,940 and 34,254
Double scale
Find third proportional to 13,472 and 17,130
Similar ratio
Find third proportional to 20,205 and 25,690.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.