Home / 33,160.76-49,754.09-12,385.88

Finding the Fourth Proportional to 33,160.76, 49,754.09 and 12,385.88

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Solution

The fourth proportional to 33,160.76, 49,754.09 and 12,385.88 is: 18,583.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,160.76 : 49,754.09 = 12,385.88 : x
  2. Step 2: Convert to fraction form
    33,160.76/49,754.09 = 12,385.88/x
  3. Step 3: Cross multiply
    33,160.76x = 49,754.09 × 12,385.88
  4. Step 4: Simplify right side
    33,160.76x = 616,248,188.25
  5. Step 5: Solve for x
    x = 616,248,188.25/33,160.76
  6. Step 6: Final answer
    x = 18,583.66

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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.