Home / 23,281.78-32,129.58-13,210.65

Finding the Fourth Proportional to 23,281.78, 32,129.58 and 13,210.65

Calculator

Solution

The fourth proportional to 23,281.78, 32,129.58 and 13,210.65 is: 18,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.78 : 32,129.58 = 13,210.65 : x
  2. Step 2: Convert to fraction form
    23,281.78/32,129.58 = 13,210.65/x
  3. Step 3: Cross multiply
    23,281.78x = 32,129.58 × 13,210.65
  4. Step 4: Simplify right side
    23,281.78x = 424,452,636.03
  5. Step 5: Solve for x
    x = 424,452,636.03/23,281.78
  6. Step 6: Final answer
    x = 18,231.11

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.