Home / 52,728.39-78,993.20-26,043.14

Finding the Fourth Proportional to 52,728.39, 78,993.20 and 26,043.14

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Solution

The fourth proportional to 52,728.39, 78,993.20 and 26,043.14 is: 39,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.39 : 78,993.20 = 26,043.14 : x
  2. Step 2: Convert to fraction form
    52,728.39/78,993.20 = 26,043.14/x
  3. Step 3: Cross multiply
    52,728.39x = 78,993.20 × 26,043.14
  4. Step 4: Simplify right side
    52,728.39x = 2,057,230,571.68
  5. Step 5: Solve for x
    x = 2,057,230,571.68/52,728.39
  6. Step 6: Final answer
    x = 39,015.62

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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.