Home / 12,030-16,601.40-7,845.36

Finding the Fourth Proportional to 12,030, 16,601.40 and 7,845.36

Calculator

Solution

The fourth proportional to 12,030, 16,601.40 and 7,845.36 is: 10,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030 : 16,601.40 = 7,845.36 : x
  2. Step 2: Convert to fraction form
    12,030/16,601.40 = 7,845.36/x
  3. Step 3: Cross multiply
    12,030x = 16,601.40 × 7,845.36
  4. Step 4: Simplify right side
    12,030x = 130,243,959.50
  5. Step 5: Solve for x
    x = 130,243,959.50/12,030
  6. Step 6: Final answer
    x = 10,826.60

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.