Home / 30,498.32-42,085.73-16,885.46

Finding the Fourth Proportional to 30,498.32, 42,085.73 and 16,885.46

Calculator

Solution

The fourth proportional to 30,498.32, 42,085.73 and 16,885.46 is: 23,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,498.32 : 42,085.73 = 16,885.46 : x
  2. Step 2: Convert to fraction form
    30,498.32/42,085.73 = 16,885.46/x
  3. Step 3: Cross multiply
    30,498.32x = 42,085.73 × 16,885.46
  4. Step 4: Simplify right side
    30,498.32x = 710,636,962.93
  5. Step 5: Solve for x
    x = 710,636,962.93/30,498.32
  6. Step 6: Final answer
    x = 23,300.85

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.