Home / 30,154.46-41,615.37-16,725.60

Finding the Fourth Proportional to 30,154.46, 41,615.37 and 16,725.60

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Solution

The fourth proportional to 30,154.46, 41,615.37 and 16,725.60 is: 23,082.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.46 : 41,615.37 = 16,725.60 : x
  2. Step 2: Convert to fraction form
    30,154.46/41,615.37 = 16,725.60/x
  3. Step 3: Cross multiply
    30,154.46x = 41,615.37 × 16,725.60
  4. Step 4: Simplify right side
    30,154.46x = 696,042,032.47
  5. Step 5: Solve for x
    x = 696,042,032.47/30,154.46
  6. Step 6: Final answer
    x = 23,082.56

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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.