Home / 19,018.55-28,528.48-6,538.47

Finding the Fourth Proportional to 19,018.55, 28,528.48 and 6,538.47

Calculator

Solution

The fourth proportional to 19,018.55, 28,528.48 and 6,538.47 is: 9,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.55 : 28,528.48 = 6,538.47 : x
  2. Step 2: Convert to fraction form
    19,018.55/28,528.48 = 6,538.47/x
  3. Step 3: Cross multiply
    19,018.55x = 28,528.48 × 6,538.47
  4. Step 4: Simplify right side
    19,018.55x = 186,532,610.63
  5. Step 5: Solve for x
    x = 186,532,610.63/19,018.55
  6. Step 6: Final answer
    x = 9,807.93

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.