Home / 41,213.76-61,818.93-19,019.76

Finding the Fourth Proportional to 41,213.76, 61,818.93 and 19,019.76

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Solution

The fourth proportional to 41,213.76, 61,818.93 and 19,019.76 is: 28,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,213.76 : 61,818.93 = 19,019.76 : x
  2. Step 2: Convert to fraction form
    41,213.76/61,818.93 = 19,019.76/x
  3. Step 3: Cross multiply
    41,213.76x = 61,818.93 × 19,019.76
  4. Step 4: Simplify right side
    41,213.76x = 1,175,781,212.06
  5. Step 5: Solve for x
    x = 1,175,781,212.06/41,213.76
  6. Step 6: Final answer
    x = 28,528.85

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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.