Home / 39,664.61-59,497.12-13,369.58

Finding the Fourth Proportional to 39,664.61, 59,497.12 and 13,369.58

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Solution

The fourth proportional to 39,664.61, 59,497.12 and 13,369.58 is: 20,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.61 : 59,497.12 = 13,369.58 : x
  2. Step 2: Convert to fraction form
    39,664.61/59,497.12 = 13,369.58/x
  3. Step 3: Cross multiply
    39,664.61x = 59,497.12 × 13,369.58
  4. Step 4: Simplify right side
    39,664.61x = 795,451,505.61
  5. Step 5: Solve for x
    x = 795,451,505.61/39,664.61
  6. Step 6: Final answer
    x = 20,054.44

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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.