Home / 9,985-15,656

Finding the Third Proportional to 9,985 and 15,656

Calculator

Solution

The third proportional to 9,985 and 15,656 is: 24,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985 : 15,656 = 15,656 : x
  2. Step 2: Convert to fraction form
    9,985/15,656 = 15,656/x
  3. Step 3: Cross multiply
    9,985x = 15,656 × 15,656
  4. Step 4: Simplify right side
    9,985x = 245,110,336
  5. Step 5: Solve for x
    x = 245,110,336/9,985
  6. Step 6: Final answer
    x = 24,547.86

Related Problems

Find third proportional to 4,992.50 and 7,828
Half scale
Find third proportional to 19,970 and 31,312
Double scale
Find third proportional to 9,987 and 15,659
Similar ratio
Find third proportional to 14,977.50 and 23,484
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.