Home / 14,959.95-20,647.74-8,590.85

Finding the Fourth Proportional to 14,959.95, 20,647.74 and 8,590.85

Calculator

Solution

The fourth proportional to 14,959.95, 20,647.74 and 8,590.85 is: 11,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.95 : 20,647.74 = 8,590.85 : x
  2. Step 2: Convert to fraction form
    14,959.95/20,647.74 = 8,590.85/x
  3. Step 3: Cross multiply
    14,959.95x = 20,647.74 × 8,590.85
  4. Step 4: Simplify right side
    14,959.95x = 177,381,637.18
  5. Step 5: Solve for x
    x = 177,381,637.18/14,959.95
  6. Step 6: Final answer
    x = 11,857.10

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.