Home / 30,239.42-41,731.35-16,811.24

Finding the Fourth Proportional to 30,239.42, 41,731.35 and 16,811.24

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Solution

The fourth proportional to 30,239.42, 41,731.35 and 16,811.24 is: 23,200.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239.42 : 41,731.35 = 16,811.24 : x
  2. Step 2: Convert to fraction form
    30,239.42/41,731.35 = 16,811.24/x
  3. Step 3: Cross multiply
    30,239.42x = 41,731.35 × 16,811.24
  4. Step 4: Simplify right side
    30,239.42x = 701,555,531.72
  5. Step 5: Solve for x
    x = 701,555,531.72/30,239.42
  6. Step 6: Final answer
    x = 23,200.04

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1.5x scale

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.