Home / 52,735.40-79,103.10-21,563.36

Finding the Fourth Proportional to 52,735.40, 79,103.10 and 21,563.36

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Solution

The fourth proportional to 52,735.40, 79,103.10 and 21,563.36 is: 32,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.40 : 79,103.10 = 21,563.36 : x
  2. Step 2: Convert to fraction form
    52,735.40/79,103.10 = 21,563.36/x
  3. Step 3: Cross multiply
    52,735.40x = 79,103.10 × 21,563.36
  4. Step 4: Simplify right side
    52,735.40x = 1,705,728,622.42
  5. Step 5: Solve for x
    x = 1,705,728,622.42/52,735.40
  6. Step 6: Final answer
    x = 32,345.04

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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.