Home / 15,619.60-21,539.69-14,323.01

Finding the Fourth Proportional to 15,619.60, 21,539.69 and 14,323.01

Calculator

Solution

The fourth proportional to 15,619.60, 21,539.69 and 14,323.01 is: 19,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.60 : 21,539.69 = 14,323.01 : x
  2. Step 2: Convert to fraction form
    15,619.60/21,539.69 = 14,323.01/x
  3. Step 3: Cross multiply
    15,619.60x = 21,539.69 × 14,323.01
  4. Step 4: Simplify right side
    15,619.60x = 308,513,220.92
  5. Step 5: Solve for x
    x = 308,513,220.92/15,619.60
  6. Step 6: Final answer
    x = 19,751.67

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.