Home / 31,982.60-47,969.70-9,798.20

Finding the Fourth Proportional to 31,982.60, 47,969.70 and 9,798.20

Calculator

Solution

The fourth proportional to 31,982.60, 47,969.70 and 9,798.20 is: 14,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.60 : 47,969.70 = 9,798.20 : x
  2. Step 2: Convert to fraction form
    31,982.60/47,969.70 = 9,798.20/x
  3. Step 3: Cross multiply
    31,982.60x = 47,969.70 × 9,798.20
  4. Step 4: Simplify right side
    31,982.60x = 470,016,714.54
  5. Step 5: Solve for x
    x = 470,016,714.54/31,982.60
  6. Step 6: Final answer
    x = 14,696.01

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.