Home / 19,188-28,664

Finding the Third Proportional to 19,188 and 28,664

Calculator

Solution

The third proportional to 19,188 and 28,664 is: 42,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188 : 28,664 = 28,664 : x
  2. Step 2: Convert to fraction form
    19,188/28,664 = 28,664/x
  3. Step 3: Cross multiply
    19,188x = 28,664 × 28,664
  4. Step 4: Simplify right side
    19,188x = 821,624,896
  5. Step 5: Solve for x
    x = 821,624,896/19,188
  6. Step 6: Final answer
    x = 42,819.73

Related Problems

Find third proportional to 9,594 and 14,332
Half scale
Find third proportional to 38,376 and 57,328
Double scale
Find third proportional to 19,190 and 28,667
Similar ratio
Find third proportional to 28,782 and 42,996
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.