Home / 45,378.60-68,076.55-17,296.30

Finding the Fourth Proportional to 45,378.60, 68,076.55 and 17,296.30

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Solution

The fourth proportional to 45,378.60, 68,076.55 and 17,296.30 is: 25,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.60 : 68,076.55 = 17,296.30 : x
  2. Step 2: Convert to fraction form
    45,378.60/68,076.55 = 17,296.30/x
  3. Step 3: Cross multiply
    45,378.60x = 68,076.55 × 17,296.30
  4. Step 4: Simplify right side
    45,378.60x = 1,177,472,489.84
  5. Step 5: Solve for x
    x = 1,177,472,489.84/45,378.60
  6. Step 6: Final answer
    x = 25,947.75

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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.