Home / 31,147.16-42,982.46-17,000.10

Finding the Fourth Proportional to 31,147.16, 42,982.46 and 17,000.10

Calculator

Solution

The fourth proportional to 31,147.16, 42,982.46 and 17,000.10 is: 23,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,147.16 : 42,982.46 = 17,000.10 : x
  2. Step 2: Convert to fraction form
    31,147.16/42,982.46 = 17,000.10/x
  3. Step 3: Cross multiply
    31,147.16x = 42,982.46 × 17,000.10
  4. Step 4: Simplify right side
    31,147.16x = 730,706,033.25
  5. Step 5: Solve for x
    x = 730,706,033.25/31,147.16
  6. Step 6: Final answer
    x = 23,459.80

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.