Home / 30,058.96-41,480.16-16,629.36

Finding the Fourth Proportional to 30,058.96, 41,480.16 and 16,629.36

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Solution

The fourth proportional to 30,058.96, 41,480.16 and 16,629.36 is: 22,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.96 : 41,480.16 = 16,629.36 : x
  2. Step 2: Convert to fraction form
    30,058.96/41,480.16 = 16,629.36/x
  3. Step 3: Cross multiply
    30,058.96x = 41,480.16 × 16,629.36
  4. Step 4: Simplify right side
    30,058.96x = 689,788,513.50
  5. Step 5: Solve for x
    x = 689,788,513.50/30,058.96
  6. Step 6: Final answer
    x = 22,947.85

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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.