Home / 19,818.29-27,347.90-10,863.95

Finding the Fourth Proportional to 19,818.29, 27,347.90 and 10,863.95

Calculator

Solution

The fourth proportional to 19,818.29, 27,347.90 and 10,863.95 is: 14,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,818.29 : 27,347.90 = 10,863.95 : x
  2. Step 2: Convert to fraction form
    19,818.29/27,347.90 = 10,863.95/x
  3. Step 3: Cross multiply
    19,818.29x = 27,347.90 × 10,863.95
  4. Step 4: Simplify right side
    19,818.29x = 297,106,027.15
  5. Step 5: Solve for x
    x = 297,106,027.15/19,818.29
  6. Step 6: Final answer
    x = 14,991.50

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.