Home / 15,576-17,160

Finding the Third Proportional to 15,576 and 17,160

Calculator

Solution

The third proportional to 15,576 and 17,160 is: 18,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576 : 17,160 = 17,160 : x
  2. Step 2: Convert to fraction form
    15,576/17,160 = 17,160/x
  3. Step 3: Cross multiply
    15,576x = 17,160 × 17,160
  4. Step 4: Simplify right side
    15,576x = 294,465,600
  5. Step 5: Solve for x
    x = 294,465,600/15,576
  6. Step 6: Final answer
    x = 18,905.08

Related Problems

Find third proportional to 7,788 and 8,580
Half scale
Find third proportional to 31,152 and 34,320
Double scale
Find third proportional to 15,578 and 17,162
Similar ratio
Find third proportional to 23,364 and 25,740
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.