Home / 20,574-45,427.50

Finding the Third Proportional to 20,574 and 45,427.50

Calculator

Solution

The third proportional to 20,574 and 45,427.50 is: 100,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574 : 45,427.50 = 45,427.50 : x
  2. Step 2: Convert to fraction form
    20,574/45,427.50 = 45,427.50/x
  3. Step 3: Cross multiply
    20,574x = 45,427.50 × 45,427.50
  4. Step 4: Simplify right side
    20,574x = 2,063,657,756.25
  5. Step 5: Solve for x
    x = 2,063,657,756.25/20,574
  6. Step 6: Final answer
    x = 100,304.16

Related Problems

Find third proportional to 10,287 and 22,713.75
Half scale
Find third proportional to 41,148 and 90,855
Double scale
Find third proportional to 20,576 and 45,432
Similar ratio
Find third proportional to 30,861 and 68,141.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.