Home / 28,182.63-38,892.73-15,436.35

Finding the Fourth Proportional to 28,182.63, 38,892.73 and 15,436.35

Calculator

Solution

The fourth proportional to 28,182.63, 38,892.73 and 15,436.35 is: 21,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,182.63 : 38,892.73 = 15,436.35 : x
  2. Step 2: Convert to fraction form
    28,182.63/38,892.73 = 15,436.35/x
  3. Step 3: Cross multiply
    28,182.63x = 38,892.73 × 15,436.35
  4. Step 4: Simplify right side
    28,182.63x = 600,361,521.09
  5. Step 5: Solve for x
    x = 600,361,521.09/28,182.63
  6. Step 6: Final answer
    x = 21,302.54

Related Problems

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.