Home / 13,425.25-18,526.85-7,456.93

Finding the Fourth Proportional to 13,425.25, 18,526.85 and 7,456.93

Calculator

Solution

The fourth proportional to 13,425.25, 18,526.85 and 7,456.93 is: 10,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425.25 : 18,526.85 = 7,456.93 : x
  2. Step 2: Convert to fraction form
    13,425.25/18,526.85 = 7,456.93/x
  3. Step 3: Cross multiply
    13,425.25x = 18,526.85 × 7,456.93
  4. Step 4: Simplify right side
    13,425.25x = 138,153,349.58
  5. Step 5: Solve for x
    x = 138,153,349.58/13,425.25
  6. Step 6: Final answer
    x = 10,290.56

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.