Home / 13,588.81-18,752.74-8,210.50

Finding the Fourth Proportional to 13,588.81, 18,752.74 and 8,210.50

Calculator

Solution

The fourth proportional to 13,588.81, 18,752.74 and 8,210.50 is: 11,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588.81 : 18,752.74 = 8,210.50 : x
  2. Step 2: Convert to fraction form
    13,588.81/18,752.74 = 8,210.50/x
  3. Step 3: Cross multiply
    13,588.81x = 18,752.74 × 8,210.50
  4. Step 4: Simplify right side
    13,588.81x = 153,969,350.55
  5. Step 5: Solve for x
    x = 153,969,350.55/13,588.81
  6. Step 6: Final answer
    x = 11,330.60

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.