Home / 14,333.25-19,784-8,668

Finding the Fourth Proportional to 14,333.25, 19,784 and 8,668

Calculator

Solution

The fourth proportional to 14,333.25, 19,784 and 8,668 is: 11,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.25 : 19,784 = 8,668 : x
  2. Step 2: Convert to fraction form
    14,333.25/19,784 = 8,668/x
  3. Step 3: Cross multiply
    14,333.25x = 19,784 × 8,668
  4. Step 4: Simplify right side
    14,333.25x = 171,487,712
  5. Step 5: Solve for x
    x = 171,487,712/14,333.25
  6. Step 6: Final answer
    x = 11,964.33

Related Problems

Find fourth proportional to 7,166.63, 9,892 and 4,334
Half scale
Find fourth proportional to 28,666.50, 39,568 and 17,336
Double scale
Find fourth proportional to 14,334.25, 19,785.38 and 8,669
Similar ratio
Find fourth proportional to 21,499.88, 29,676 and 13,002
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.