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Finding the Fourth Proportional to 30,673.92, 46,017.78 and 10,684.34

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Solution

The fourth proportional to 30,673.92, 46,017.78 and 10,684.34 is: 16,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673.92 : 46,017.78 = 10,684.34 : x
  2. Step 2: Convert to fraction form
    30,673.92/46,017.78 = 10,684.34/x
  3. Step 3: Cross multiply
    30,673.92x = 46,017.78 × 10,684.34
  4. Step 4: Simplify right side
    30,673.92x = 491,669,607.57
  5. Step 5: Solve for x
    x = 491,669,607.57/30,673.92
  6. Step 6: Final answer
    x = 16,028.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.