Home / 29,324-43,986-12,908

Finding the Fourth Proportional to 29,324, 43,986 and 12,908

Calculator

Solution

The fourth proportional to 29,324, 43,986 and 12,908 is: 19,362

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,324 : 43,986 = 12,908 : x
  2. Step 2: Convert to fraction form
    29,324/43,986 = 12,908/x
  3. Step 3: Cross multiply
    29,324x = 43,986 × 12,908
  4. Step 4: Simplify right side
    29,324x = 567,771,288
  5. Step 5: Solve for x
    x = 567,771,288/29,324
  6. Step 6: Final answer
    x = 19,362

Related Problems

Find fourth proportional to 14,662, 21,993 and 6,454
Half scale
Find fourth proportional to 58,648, 87,972 and 25,816
Double scale
Find fourth proportional to 29,325, 43,987.50 and 12,909
Similar ratio
Find fourth proportional to 43,986, 65,979 and 19,362
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.