Home / 31,439.76-43,386.48-17,292.48

Finding the Fourth Proportional to 31,439.76, 43,386.48 and 17,292.48

Calculator

Solution

The fourth proportional to 31,439.76, 43,386.48 and 17,292.48 is: 23,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,439.76 : 43,386.48 = 17,292.48 : x
  2. Step 2: Convert to fraction form
    31,439.76/43,386.48 = 17,292.48/x
  3. Step 3: Cross multiply
    31,439.76x = 43,386.48 × 17,292.48
  4. Step 4: Simplify right side
    31,439.76x = 750,259,837.67
  5. Step 5: Solve for x
    x = 750,259,837.67/31,439.76
  6. Step 6: Final answer
    x = 23,863.41

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.