Home / 29,549.66-40,778.82-16,121.00

Finding the Fourth Proportional to 29,549.66, 40,778.82 and 16,121.00

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Solution

The fourth proportional to 29,549.66, 40,778.82 and 16,121.00 is: 22,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,549.66 : 40,778.82 = 16,121.00 : x
  2. Step 2: Convert to fraction form
    29,549.66/40,778.82 = 16,121.00/x
  3. Step 3: Cross multiply
    29,549.66x = 40,778.82 × 16,121.00
  4. Step 4: Simplify right side
    29,549.66x = 657,395,299.14
  5. Step 5: Solve for x
    x = 657,395,299.14/29,549.66
  6. Step 6: Final answer
    x = 22,247.14

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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.