Home / 10,776-15,808

Finding the Third Proportional to 10,776 and 15,808

Calculator

Solution

The third proportional to 10,776 and 15,808 is: 23,189.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776 : 15,808 = 15,808 : x
  2. Step 2: Convert to fraction form
    10,776/15,808 = 15,808/x
  3. Step 3: Cross multiply
    10,776x = 15,808 × 15,808
  4. Step 4: Simplify right side
    10,776x = 249,892,864
  5. Step 5: Solve for x
    x = 249,892,864/10,776
  6. Step 6: Final answer
    x = 23,189.76

Related Problems

Find third proportional to 5,388 and 7,904
Half scale
Find third proportional to 21,552 and 31,616
Double scale
Find third proportional to 10,778 and 15,811
Similar ratio
Find third proportional to 16,164 and 23,712
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.