Home / 45,322.79-67,984.21-17,236.36

Finding the Fourth Proportional to 45,322.79, 67,984.21 and 17,236.36

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Solution

The fourth proportional to 45,322.79, 67,984.21 and 17,236.36 is: 25,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,322.79 : 67,984.21 = 17,236.36 : x
  2. Step 2: Convert to fraction form
    45,322.79/67,984.21 = 17,236.36/x
  3. Step 3: Cross multiply
    45,322.79x = 67,984.21 × 17,236.36
  4. Step 4: Simplify right side
    45,322.79x = 1,171,800,317.88
  5. Step 5: Solve for x
    x = 1,171,800,317.88/45,322.79
  6. Step 6: Final answer
    x = 25,854.55

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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.