Home / 30,401.11-41,951.84-16,973.23

Finding the Fourth Proportional to 30,401.11, 41,951.84 and 16,973.23

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Solution

The fourth proportional to 30,401.11, 41,951.84 and 16,973.23 is: 23,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.11 : 41,951.84 = 16,973.23 : x
  2. Step 2: Convert to fraction form
    30,401.11/41,951.84 = 16,973.23/x
  3. Step 3: Cross multiply
    30,401.11x = 41,951.84 × 16,973.23
  4. Step 4: Simplify right side
    30,401.11x = 712,058,213.63
  5. Step 5: Solve for x
    x = 712,058,213.63/30,401.11
  6. Step 6: Final answer
    x = 23,422.11

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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.