Home / 8,748-11,785.50

Finding the Third Proportional to 8,748 and 11,785.50

Calculator

Solution

The third proportional to 8,748 and 11,785.50 is: 15,877.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748 : 11,785.50 = 11,785.50 : x
  2. Step 2: Convert to fraction form
    8,748/11,785.50 = 11,785.50/x
  3. Step 3: Cross multiply
    8,748x = 11,785.50 × 11,785.50
  4. Step 4: Simplify right side
    8,748x = 138,898,010.25
  5. Step 5: Solve for x
    x = 138,898,010.25/8,748
  6. Step 6: Final answer
    x = 15,877.69

Related Problems

Find third proportional to 4,374 and 5,892.75
Half scale
Find third proportional to 17,496 and 23,571
Double scale
Find third proportional to 8,750 and 11,788
Similar ratio
Find third proportional to 13,122 and 17,678.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.