Home / 20,205-23,827.50

Finding the Third Proportional to 20,205 and 23,827.50

Calculator

Solution

The third proportional to 20,205 and 23,827.50 is: 28,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,205 : 23,827.50 = 23,827.50 : x
  2. Step 2: Convert to fraction form
    20,205/23,827.50 = 23,827.50/x
  3. Step 3: Cross multiply
    20,205x = 23,827.50 × 23,827.50
  4. Step 4: Simplify right side
    20,205x = 567,749,756.25
  5. Step 5: Solve for x
    x = 567,749,756.25/20,205
  6. Step 6: Final answer
    x = 28,099.47

Related Problems

Find third proportional to 10,102.50 and 11,913.75
Half scale
Find third proportional to 40,410 and 47,655
Double scale
Find third proportional to 20,207 and 23,830
Similar ratio
Find third proportional to 30,307.50 and 35,741.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.