Home / 7,513-15,831

Finding the Third Proportional to 7,513 and 15,831

Calculator

Solution

The third proportional to 7,513 and 15,831 is: 33,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513 : 15,831 = 15,831 : x
  2. Step 2: Convert to fraction form
    7,513/15,831 = 15,831/x
  3. Step 3: Cross multiply
    7,513x = 15,831 × 15,831
  4. Step 4: Simplify right side
    7,513x = 250,620,561
  5. Step 5: Solve for x
    x = 250,620,561/7,513
  6. Step 6: Final answer
    x = 33,358.25

Related Problems

Find third proportional to 3,756.50 and 7,915.50
Half scale
Find third proportional to 15,026 and 31,662
Double scale
Find third proportional to 7,515 and 15,835
Similar ratio
Find third proportional to 11,269.50 and 23,746.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.