Home / 45,990.83-63,469.10-28,093.88

Finding the Fourth Proportional to 45,990.83, 63,469.10 and 28,093.88

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Solution

The fourth proportional to 45,990.83, 63,469.10 and 28,093.88 is: 38,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990.83 : 63,469.10 = 28,093.88 : x
  2. Step 2: Convert to fraction form
    45,990.83/63,469.10 = 28,093.88/x
  3. Step 3: Cross multiply
    45,990.83x = 63,469.10 × 28,093.88
  4. Step 4: Simplify right side
    45,990.83x = 1,783,093,279.11
  5. Step 5: Solve for x
    x = 1,783,093,279.11/45,990.83
  6. Step 6: Final answer
    x = 38,770.63

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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.