Home / 29,331.44-40,475.16-16,754.48

Finding the Fourth Proportional to 29,331.44, 40,475.16 and 16,754.48

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Solution

The fourth proportional to 29,331.44, 40,475.16 and 16,754.48 is: 23,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.44 : 40,475.16 = 16,754.48 : x
  2. Step 2: Convert to fraction form
    29,331.44/40,475.16 = 16,754.48/x
  3. Step 3: Cross multiply
    29,331.44x = 40,475.16 × 16,754.48
  4. Step 4: Simplify right side
    29,331.44x = 678,140,258.72
  5. Step 5: Solve for x
    x = 678,140,258.72/29,331.44
  6. Step 6: Final answer
    x = 23,119.91

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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.