Home / 19,054-40,780

Finding the Third Proportional to 19,054 and 40,780

Calculator

Solution

The third proportional to 19,054 and 40,780 is: 87,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054 : 40,780 = 40,780 : x
  2. Step 2: Convert to fraction form
    19,054/40,780 = 40,780/x
  3. Step 3: Cross multiply
    19,054x = 40,780 × 40,780
  4. Step 4: Simplify right side
    19,054x = 1,663,008,400
  5. Step 5: Solve for x
    x = 1,663,008,400/19,054
  6. Step 6: Final answer
    x = 87,278.70

Related Problems

Find third proportional to 9,527 and 20,390
Half scale
Find third proportional to 38,108 and 81,560
Double scale
Find third proportional to 19,056 and 40,784
Similar ratio
Find third proportional to 28,581 and 61,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.