Home / 22,515.37-31,071.84-12,444.45

Finding the Fourth Proportional to 22,515.37, 31,071.84 and 12,444.45

Calculator

Solution

The fourth proportional to 22,515.37, 31,071.84 and 12,444.45 is: 17,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515.37 : 31,071.84 = 12,444.45 : x
  2. Step 2: Convert to fraction form
    22,515.37/31,071.84 = 12,444.45/x
  3. Step 3: Cross multiply
    22,515.37x = 31,071.84 × 12,444.45
  4. Step 4: Simplify right side
    22,515.37x = 386,671,970.88
  5. Step 5: Solve for x
    x = 386,671,970.88/22,515.37
  6. Step 6: Final answer
    x = 17,173.69

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.