Home / 30,058.70-41,481.17-16,630.43

Finding the Fourth Proportional to 30,058.70, 41,481.17 and 16,630.43

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Solution

The fourth proportional to 30,058.70, 41,481.17 and 16,630.43 is: 22,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.70 : 41,481.17 = 16,630.43 : x
  2. Step 2: Convert to fraction form
    30,058.70/41,481.17 = 16,630.43/x
  3. Step 3: Cross multiply
    30,058.70x = 41,481.17 × 16,630.43
  4. Step 4: Simplify right side
    30,058.70x = 689,849,403.45
  5. Step 5: Solve for x
    x = 689,849,403.45/30,058.70
  6. Step 6: Final answer
    x = 22,950.08

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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.