Home / 14,752-21,000

Finding the Third Proportional to 14,752 and 21,000

Calculator

Solution

The third proportional to 14,752 and 21,000 is: 29,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752 : 21,000 = 21,000 : x
  2. Step 2: Convert to fraction form
    14,752/21,000 = 21,000/x
  3. Step 3: Cross multiply
    14,752x = 21,000 × 21,000
  4. Step 4: Simplify right side
    14,752x = 441,000,000
  5. Step 5: Solve for x
    x = 441,000,000/14,752
  6. Step 6: Final answer
    x = 29,894.25

Related Problems

Find third proportional to 7,376 and 10,500
Half scale
Find third proportional to 29,504 and 42,000
Double scale
Find third proportional to 14,754 and 21,003
Similar ratio
Find third proportional to 22,128 and 31,500
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.