Home / 49,285.20-73,974.20-25,928.40

Finding the Fourth Proportional to 49,285.20, 73,974.20 and 25,928.40

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Solution

The fourth proportional to 49,285.20, 73,974.20 and 25,928.40 is: 38,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,285.20 : 73,974.20 = 25,928.40 : x
  2. Step 2: Convert to fraction form
    49,285.20/73,974.20 = 25,928.40/x
  3. Step 3: Cross multiply
    49,285.20x = 73,974.20 × 25,928.40
  4. Step 4: Simplify right side
    49,285.20x = 1,918,032,647.28
  5. Step 5: Solve for x
    x = 1,918,032,647.28/49,285.20
  6. Step 6: Final answer
    x = 38,917.01

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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.