Home / 30,410.54-41,966.12-16,982.04

Finding the Fourth Proportional to 30,410.54, 41,966.12 and 16,982.04

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Solution

The fourth proportional to 30,410.54, 41,966.12 and 16,982.04 is: 23,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410.54 : 41,966.12 = 16,982.04 : x
  2. Step 2: Convert to fraction form
    30,410.54/41,966.12 = 16,982.04/x
  3. Step 3: Cross multiply
    30,410.54x = 41,966.12 × 16,982.04
  4. Step 4: Simplify right side
    30,410.54x = 712,670,328.48
  5. Step 5: Solve for x
    x = 712,670,328.48/30,410.54
  6. Step 6: Final answer
    x = 23,434.98

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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.