Home / 38,788.94-53,417.61-36,922.70

Finding the Fourth Proportional to 38,788.94, 53,417.61 and 36,922.70

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Solution

The fourth proportional to 38,788.94, 53,417.61 and 36,922.70 is: 50,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,788.94 : 53,417.61 = 36,922.70 : x
  2. Step 2: Convert to fraction form
    38,788.94/53,417.61 = 36,922.70/x
  3. Step 3: Cross multiply
    38,788.94x = 53,417.61 × 36,922.70
  4. Step 4: Simplify right side
    38,788.94x = 1,972,322,388.75
  5. Step 5: Solve for x
    x = 1,972,322,388.75/38,788.94
  6. Step 6: Final answer
    x = 50,847.55

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1.5x scale

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.