Home / 26,712.32-36,878-17,772

Finding the Fourth Proportional to 26,712.32, 36,878 and 17,772

Calculator

Solution

The fourth proportional to 26,712.32, 36,878 and 17,772 is: 24,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.32 : 36,878 = 17,772 : x
  2. Step 2: Convert to fraction form
    26,712.32/36,878 = 17,772/x
  3. Step 3: Cross multiply
    26,712.32x = 36,878 × 17,772
  4. Step 4: Simplify right side
    26,712.32x = 655,395,816
  5. Step 5: Solve for x
    x = 655,395,816/26,712.32
  6. Step 6: Final answer
    x = 24,535.34

Related Problems

Find fourth proportional to 13,356.16, 18,439 and 8,886
Half scale
Find fourth proportional to 53,424.64, 73,756 and 35,544
Double scale
Find fourth proportional to 26,713.32, 36,879.38 and 17,773
Similar ratio
Find fourth proportional to 40,068.48, 55,317 and 26,658
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.