Home / 13,000.02-17,939.96-7,031.67

Finding the Fourth Proportional to 13,000.02, 17,939.96 and 7,031.67

Calculator

Solution

The fourth proportional to 13,000.02, 17,939.96 and 7,031.67 is: 9,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.02 : 17,939.96 = 7,031.67 : x
  2. Step 2: Convert to fraction form
    13,000.02/17,939.96 = 7,031.67/x
  3. Step 3: Cross multiply
    13,000.02x = 17,939.96 × 7,031.67
  4. Step 4: Simplify right side
    13,000.02x = 126,147,878.53
  5. Step 5: Solve for x
    x = 126,147,878.53/13,000.02
  6. Step 6: Final answer
    x = 9,703.67

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.