Home / 19,240-28,708

Finding the Third Proportional to 19,240 and 28,708

Calculator

Solution

The third proportional to 19,240 and 28,708 is: 42,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240 : 28,708 = 28,708 : x
  2. Step 2: Convert to fraction form
    19,240/28,708 = 28,708/x
  3. Step 3: Cross multiply
    19,240x = 28,708 × 28,708
  4. Step 4: Simplify right side
    19,240x = 824,149,264
  5. Step 5: Solve for x
    x = 824,149,264/19,240
  6. Step 6: Final answer
    x = 42,835.20

Related Problems

Find third proportional to 9,620 and 14,354
Half scale
Find third proportional to 38,480 and 57,416
Double scale
Find third proportional to 19,242 and 28,711
Similar ratio
Find third proportional to 28,860 and 43,062
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.