Home / 19,990.76-27,587.12-11,038.82

Finding the Fourth Proportional to 19,990.76, 27,587.12 and 11,038.82

Calculator

Solution

The fourth proportional to 19,990.76, 27,587.12 and 11,038.82 is: 15,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,990.76 : 27,587.12 = 11,038.82 : x
  2. Step 2: Convert to fraction form
    19,990.76/27,587.12 = 11,038.82/x
  3. Step 3: Cross multiply
    19,990.76x = 27,587.12 × 11,038.82
  4. Step 4: Simplify right side
    19,990.76x = 304,529,252.00
  5. Step 5: Solve for x
    x = 304,529,252.00/19,990.76
  6. Step 6: Final answer
    x = 15,233.50

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.