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Finding the Fourth Proportional to 55,253.75, 82,905.13 and 28,952.24

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Solution

The fourth proportional to 55,253.75, 82,905.13 and 28,952.24 is: 43,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253.75 : 82,905.13 = 28,952.24 : x
  2. Step 2: Convert to fraction form
    55,253.75/82,905.13 = 28,952.24/x
  3. Step 3: Cross multiply
    55,253.75x = 82,905.13 × 28,952.24
  4. Step 4: Simplify right side
    55,253.75x = 2,400,289,464.44
  5. Step 5: Solve for x
    x = 2,400,289,464.44/55,253.75
  6. Step 6: Final answer
    x = 43,441.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.