Home / 39,176.82-58,788.57-14,218.81

Finding the Fourth Proportional to 39,176.82, 58,788.57 and 14,218.81

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Solution

The fourth proportional to 39,176.82, 58,788.57 and 14,218.81 is: 21,336.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,176.82 : 58,788.57 = 14,218.81 : x
  2. Step 2: Convert to fraction form
    39,176.82/58,788.57 = 14,218.81/x
  3. Step 3: Cross multiply
    39,176.82x = 58,788.57 × 14,218.81
  4. Step 4: Simplify right side
    39,176.82x = 835,903,507.00
  5. Step 5: Solve for x
    x = 835,903,507.00/39,176.82
  6. Step 6: Final answer
    x = 21,336.69

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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.