Home / 36,428.50-54,637.96-11,468.68

Finding the Fourth Proportional to 36,428.50, 54,637.96 and 11,468.68

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Solution

The fourth proportional to 36,428.50, 54,637.96 and 11,468.68 is: 17,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.50 : 54,637.96 = 11,468.68 : x
  2. Step 2: Convert to fraction form
    36,428.50/54,637.96 = 11,468.68/x
  3. Step 3: Cross multiply
    36,428.50x = 54,637.96 × 11,468.68
  4. Step 4: Simplify right side
    36,428.50x = 626,624,991.57
  5. Step 5: Solve for x
    x = 626,624,991.57/36,428.50
  6. Step 6: Final answer
    x = 17,201.51

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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.