Home / 12,497.62-18,746.45-3,731.84

Finding the Fourth Proportional to 12,497.62, 18,746.45 and 3,731.84

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Solution

The fourth proportional to 12,497.62, 18,746.45 and 3,731.84 is: 5,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.62 : 18,746.45 = 3,731.84 : x
  2. Step 2: Convert to fraction form
    12,497.62/18,746.45 = 3,731.84/x
  3. Step 3: Cross multiply
    12,497.62x = 18,746.45 × 3,731.84
  4. Step 4: Simplify right side
    12,497.62x = 69,958,733.31
  5. Step 5: Solve for x
    x = 69,958,733.31/12,497.62
  6. Step 6: Final answer
    x = 5,597.77

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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.