Home / 33,671.38-50,521.65-18,070.78

Finding the Fourth Proportional to 33,671.38, 50,521.65 and 18,070.78

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Solution

The fourth proportional to 33,671.38, 50,521.65 and 18,070.78 is: 27,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,671.38 : 50,521.65 = 18,070.78 : x
  2. Step 2: Convert to fraction form
    33,671.38/50,521.65 = 18,070.78/x
  3. Step 3: Cross multiply
    33,671.38x = 50,521.65 × 18,070.78
  4. Step 4: Simplify right side
    33,671.38x = 912,965,622.39
  5. Step 5: Solve for x
    x = 912,965,622.39/33,671.38
  6. Step 6: Final answer
    x = 27,113.99

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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.