Home / 14,931.60-22,429.80-14,380.80

Finding the Fourth Proportional to 14,931.60, 22,429.80 and 14,380.80

Calculator

Solution

The fourth proportional to 14,931.60, 22,429.80 and 14,380.80 is: 21,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.60 : 22,429.80 = 14,380.80 : x
  2. Step 2: Convert to fraction form
    14,931.60/22,429.80 = 14,380.80/x
  3. Step 3: Cross multiply
    14,931.60x = 22,429.80 × 14,380.80
  4. Step 4: Simplify right side
    14,931.60x = 322,558,467.84
  5. Step 5: Solve for x
    x = 322,558,467.84/14,931.60
  6. Step 6: Final answer
    x = 21,602.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.