Home / 25,398-54,780

Finding the Third Proportional to 25,398 and 54,780

Calculator

Solution

The third proportional to 25,398 and 54,780 is: 118,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,398 : 54,780 = 54,780 : x
  2. Step 2: Convert to fraction form
    25,398/54,780 = 54,780/x
  3. Step 3: Cross multiply
    25,398x = 54,780 × 54,780
  4. Step 4: Simplify right side
    25,398x = 3,000,848,400
  5. Step 5: Solve for x
    x = 3,000,848,400/25,398
  6. Step 6: Final answer
    x = 118,152.94

Related Problems

Find third proportional to 12,699 and 27,390
Half scale
Find third proportional to 50,796 and 109,560
Double scale
Find third proportional to 25,400 and 54,784
Similar ratio
Find third proportional to 38,097 and 82,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.