Home / 6,915-14,358

Finding the Third Proportional to 6,915 and 14,358

Calculator

Solution

The third proportional to 6,915 and 14,358 is: 29,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915 : 14,358 = 14,358 : x
  2. Step 2: Convert to fraction form
    6,915/14,358 = 14,358/x
  3. Step 3: Cross multiply
    6,915x = 14,358 × 14,358
  4. Step 4: Simplify right side
    6,915x = 206,152,164
  5. Step 5: Solve for x
    x = 206,152,164/6,915
  6. Step 6: Final answer
    x = 29,812.32

Related Problems

Find third proportional to 3,457.50 and 7,179
Half scale
Find third proportional to 13,830 and 28,716
Double scale
Find third proportional to 6,917 and 14,362
Similar ratio
Find third proportional to 10,372.50 and 21,537
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.