Home / 18,601.22-25,671.12-10,645.94

Finding the Fourth Proportional to 18,601.22, 25,671.12 and 10,645.94

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Solution

The fourth proportional to 18,601.22, 25,671.12 and 10,645.94 is: 14,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.22 : 25,671.12 = 10,645.94 : x
  2. Step 2: Convert to fraction form
    18,601.22/25,671.12 = 10,645.94/x
  3. Step 3: Cross multiply
    18,601.22x = 25,671.12 × 10,645.94
  4. Step 4: Simplify right side
    18,601.22x = 273,293,203.25
  5. Step 5: Solve for x
    x = 273,293,203.25/18,601.22
  6. Step 6: Final answer
    x = 14,692.22

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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.