Home / 33,297.60-45,950.72-18,190.40

Finding the Fourth Proportional to 33,297.60, 45,950.72 and 18,190.40

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Solution

The fourth proportional to 33,297.60, 45,950.72 and 18,190.40 is: 25,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,297.60 : 45,950.72 = 18,190.40 : x
  2. Step 2: Convert to fraction form
    33,297.60/45,950.72 = 18,190.40/x
  3. Step 3: Cross multiply
    33,297.60x = 45,950.72 × 18,190.40
  4. Step 4: Simplify right side
    33,297.60x = 835,861,977.09
  5. Step 5: Solve for x
    x = 835,861,977.09/33,297.60
  6. Step 6: Final answer
    x = 25,102.77

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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.