Home / 31,052.44-42,853.26-16,905.52

Finding the Fourth Proportional to 31,052.44, 42,853.26 and 16,905.52

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Solution

The fourth proportional to 31,052.44, 42,853.26 and 16,905.52 is: 23,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,052.44 : 42,853.26 = 16,905.52 : x
  2. Step 2: Convert to fraction form
    31,052.44/42,853.26 = 16,905.52/x
  3. Step 3: Cross multiply
    31,052.44x = 42,853.26 × 16,905.52
  4. Step 4: Simplify right side
    31,052.44x = 724,456,644.00
  5. Step 5: Solve for x
    x = 724,456,644.00/31,052.44
  6. Step 6: Final answer
    x = 23,330.10

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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.