Home / 14,083.70-21,125.55-11,779.70

Finding the Fourth Proportional to 14,083.70, 21,125.55 and 11,779.70

Calculator

Solution

The fourth proportional to 14,083.70, 21,125.55 and 11,779.70 is: 17,669.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.70 : 21,125.55 = 11,779.70 : x
  2. Step 2: Convert to fraction form
    14,083.70/21,125.55 = 11,779.70/x
  3. Step 3: Cross multiply
    14,083.70x = 21,125.55 × 11,779.70
  4. Step 4: Simplify right side
    14,083.70x = 248,852,641.34
  5. Step 5: Solve for x
    x = 248,852,641.34/14,083.70
  6. Step 6: Final answer
    x = 17,669.55

Related Problems

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.