Home / 31,792.14-47,673.18-11,788.02

Finding the Fourth Proportional to 31,792.14, 47,673.18 and 11,788.02

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Solution

The fourth proportional to 31,792.14, 47,673.18 and 11,788.02 is: 17,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.14 : 47,673.18 = 11,788.02 : x
  2. Step 2: Convert to fraction form
    31,792.14/47,673.18 = 11,788.02/x
  3. Step 3: Cross multiply
    31,792.14x = 47,673.18 × 11,788.02
  4. Step 4: Simplify right side
    31,792.14x = 561,972,399.30
  5. Step 5: Solve for x
    x = 561,972,399.30/31,792.14
  6. Step 6: Final answer
    x = 17,676.46

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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.