Home / 18,560-28,783

Finding the Third Proportional to 18,560 and 28,783

Calculator

Solution

The third proportional to 18,560 and 28,783 is: 44,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560 : 28,783 = 28,783 : x
  2. Step 2: Convert to fraction form
    18,560/28,783 = 28,783/x
  3. Step 3: Cross multiply
    18,560x = 28,783 × 28,783
  4. Step 4: Simplify right side
    18,560x = 828,461,089
  5. Step 5: Solve for x
    x = 828,461,089/18,560
  6. Step 6: Final answer
    x = 44,636.91

Related Problems

Find third proportional to 9,280 and 14,391.50
Half scale
Find third proportional to 37,120 and 57,566
Double scale
Find third proportional to 18,562 and 28,786
Similar ratio
Find third proportional to 27,840 and 43,174.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.