Home / 15,677-30,569

Finding the Third Proportional to 15,677 and 30,569

Calculator

Solution

The third proportional to 15,677 and 30,569 is: 59,607.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677 : 30,569 = 30,569 : x
  2. Step 2: Convert to fraction form
    15,677/30,569 = 30,569/x
  3. Step 3: Cross multiply
    15,677x = 30,569 × 30,569
  4. Step 4: Simplify right side
    15,677x = 934,463,761
  5. Step 5: Solve for x
    x = 934,463,761/15,677
  6. Step 6: Final answer
    x = 59,607.31

Related Problems

Find third proportional to 7,838.50 and 15,284.50
Half scale
Find third proportional to 31,354 and 61,138
Double scale
Find third proportional to 15,679 and 30,573
Similar ratio
Find third proportional to 23,515.50 and 45,853.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.