Home / 7,415-17,503

Finding the Third Proportional to 7,415 and 17,503

Calculator

Solution

The third proportional to 7,415 and 17,503 is: 41,315.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415 : 17,503 = 17,503 : x
  2. Step 2: Convert to fraction form
    7,415/17,503 = 17,503/x
  3. Step 3: Cross multiply
    7,415x = 17,503 × 17,503
  4. Step 4: Simplify right side
    7,415x = 306,355,009
  5. Step 5: Solve for x
    x = 306,355,009/7,415
  6. Step 6: Final answer
    x = 41,315.58

Related Problems

Find third proportional to 3,707.50 and 8,751.50
Half scale
Find third proportional to 14,830 and 35,006
Double scale
Find third proportional to 7,417 and 17,508
Similar ratio
Find third proportional to 11,122.50 and 26,254.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.