Home / 15,484.37-21,368.41-8,410.74

Finding the Fourth Proportional to 15,484.37, 21,368.41 and 8,410.74

Calculator

Solution

The fourth proportional to 15,484.37, 21,368.41 and 8,410.74 is: 11,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.37 : 21,368.41 = 8,410.74 : x
  2. Step 2: Convert to fraction form
    15,484.37/21,368.41 = 8,410.74/x
  3. Step 3: Cross multiply
    15,484.37x = 21,368.41 × 8,410.74
  4. Step 4: Simplify right side
    15,484.37x = 179,724,039.57
  5. Step 5: Solve for x
    x = 179,724,039.57/15,484.37
  6. Step 6: Final answer
    x = 11,606.81

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.