Home / 39,689-54,048

Finding the Third Proportional to 39,689 and 54,048

Calculator

Solution

The third proportional to 39,689 and 54,048 is: 73,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689 : 54,048 = 54,048 : x
  2. Step 2: Convert to fraction form
    39,689/54,048 = 54,048/x
  3. Step 3: Cross multiply
    39,689x = 54,048 × 54,048
  4. Step 4: Simplify right side
    39,689x = 2,921,186,304
  5. Step 5: Solve for x
    x = 2,921,186,304/39,689
  6. Step 6: Final answer
    x = 73,601.91

Related Problems

Find third proportional to 19,844.50 and 27,024
Half scale
Find third proportional to 79,378 and 108,096
Double scale
Find third proportional to 39,691 and 54,051
Similar ratio
Find third proportional to 59,533.50 and 81,072
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.