Home / 30,076.41-41,504.10-16,646.72

Finding the Fourth Proportional to 30,076.41, 41,504.10 and 16,646.72

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Solution

The fourth proportional to 30,076.41, 41,504.10 and 16,646.72 is: 22,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076.41 : 41,504.10 = 16,646.72 : x
  2. Step 2: Convert to fraction form
    30,076.41/41,504.10 = 16,646.72/x
  3. Step 3: Cross multiply
    30,076.41x = 41,504.10 × 16,646.72
  4. Step 4: Simplify right side
    30,076.41x = 690,906,861.61
  5. Step 5: Solve for x
    x = 690,906,861.61/30,076.41
  6. Step 6: Final answer
    x = 22,971.72

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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.