Home / 52,863.25-72,944.58-28,983.64

Finding the Fourth Proportional to 52,863.25, 72,944.58 and 28,983.64

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Solution

The fourth proportional to 52,863.25, 72,944.58 and 28,983.64 is: 39,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,863.25 : 72,944.58 = 28,983.64 : x
  2. Step 2: Convert to fraction form
    52,863.25/72,944.58 = 28,983.64/x
  3. Step 3: Cross multiply
    52,863.25x = 72,944.58 × 28,983.64
  4. Step 4: Simplify right side
    52,863.25x = 2,114,199,446.67
  5. Step 5: Solve for x
    x = 2,114,199,446.67/52,863.25
  6. Step 6: Final answer
    x = 39,993.75

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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.