Home / 33,139.58-45,732.57-18,032.21

Finding the Fourth Proportional to 33,139.58, 45,732.57 and 18,032.21

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Solution

The fourth proportional to 33,139.58, 45,732.57 and 18,032.21 is: 24,884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,139.58 : 45,732.57 = 18,032.21 : x
  2. Step 2: Convert to fraction form
    33,139.58/45,732.57 = 18,032.21/x
  3. Step 3: Cross multiply
    33,139.58x = 45,732.57 × 18,032.21
  4. Step 4: Simplify right side
    33,139.58x = 824,659,306.08
  5. Step 5: Solve for x
    x = 824,659,306.08/33,139.58
  6. Step 6: Final answer
    x = 24,884.42

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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.