Home / 7,572-18,390

Finding the Third Proportional to 7,572 and 18,390

Calculator

Solution

The third proportional to 7,572 and 18,390 is: 44,663.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572 : 18,390 = 18,390 : x
  2. Step 2: Convert to fraction form
    7,572/18,390 = 18,390/x
  3. Step 3: Cross multiply
    7,572x = 18,390 × 18,390
  4. Step 4: Simplify right side
    7,572x = 338,192,100
  5. Step 5: Solve for x
    x = 338,192,100/7,572
  6. Step 6: Final answer
    x = 44,663.51

Related Problems

Find third proportional to 3,786 and 9,195
Half scale
Find third proportional to 15,144 and 36,780
Double scale
Find third proportional to 7,574 and 18,395
Similar ratio
Find third proportional to 11,358 and 27,585
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.