Home / 36,581.68-54,830.16-16,818.76

Finding the Fourth Proportional to 36,581.68, 54,830.16 and 16,818.76

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Solution

The fourth proportional to 36,581.68, 54,830.16 and 16,818.76 is: 25,208.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.68 : 54,830.16 = 16,818.76 : x
  2. Step 2: Convert to fraction form
    36,581.68/54,830.16 = 16,818.76/x
  3. Step 3: Cross multiply
    36,581.68x = 54,830.16 × 16,818.76
  4. Step 4: Simplify right side
    36,581.68x = 922,175,027.65
  5. Step 5: Solve for x
    x = 922,175,027.65/36,581.68
  6. Step 6: Final answer
    x = 25,208.66

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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.