Home / 12,798.84-17,664.72-10,166.40

Finding the Fourth Proportional to 12,798.84, 17,664.72 and 10,166.40

Calculator

Solution

The fourth proportional to 12,798.84, 17,664.72 and 10,166.40 is: 14,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798.84 : 17,664.72 = 10,166.40 : x
  2. Step 2: Convert to fraction form
    12,798.84/17,664.72 = 10,166.40/x
  3. Step 3: Cross multiply
    12,798.84x = 17,664.72 × 10,166.40
  4. Step 4: Simplify right side
    12,798.84x = 179,586,609.41
  5. Step 5: Solve for x
    x = 179,586,609.41/12,798.84
  6. Step 6: Final answer
    x = 14,031.48

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.