Home / 18,339-25,307.76-9,955.44

Finding the Fourth Proportional to 18,339, 25,307.76 and 9,955.44

Calculator

Solution

The fourth proportional to 18,339, 25,307.76 and 9,955.44 is: 13,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339 : 25,307.76 = 9,955.44 : x
  2. Step 2: Convert to fraction form
    18,339/25,307.76 = 9,955.44/x
  3. Step 3: Cross multiply
    18,339x = 25,307.76 × 9,955.44
  4. Step 4: Simplify right side
    18,339x = 251,949,886.21
  5. Step 5: Solve for x
    x = 251,949,886.21/18,339
  6. Step 6: Final answer
    x = 13,738.47

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.