Home / 29,702.20-40,989.46-16,273.16

Finding the Fourth Proportional to 29,702.20, 40,989.46 and 16,273.16

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Solution

The fourth proportional to 29,702.20, 40,989.46 and 16,273.16 is: 22,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,702.20 : 40,989.46 = 16,273.16 : x
  2. Step 2: Convert to fraction form
    29,702.20/40,989.46 = 16,273.16/x
  3. Step 3: Cross multiply
    29,702.20x = 40,989.46 × 16,273.16
  4. Step 4: Simplify right side
    29,702.20x = 667,028,040.89
  5. Step 5: Solve for x
    x = 667,028,040.89/29,702.20
  6. Step 6: Final answer
    x = 22,457.19

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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.