Home / 33,216.37-45,836.29-18,682.74

Finding the Fourth Proportional to 33,216.37, 45,836.29 and 18,682.74

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Solution

The fourth proportional to 33,216.37, 45,836.29 and 18,682.74 is: 25,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,216.37 : 45,836.29 = 18,682.74 : x
  2. Step 2: Convert to fraction form
    33,216.37/45,836.29 = 18,682.74/x
  3. Step 3: Cross multiply
    33,216.37x = 45,836.29 × 18,682.74
  4. Step 4: Simplify right side
    33,216.37x = 856,347,488.63
  5. Step 5: Solve for x
    x = 856,347,488.63/33,216.37
  6. Step 6: Final answer
    x = 25,780.89

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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.