Home / 36,784.66-55,171.67-11,821.45

Finding the Fourth Proportional to 36,784.66, 55,171.67 and 11,821.45

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Solution

The fourth proportional to 36,784.66, 55,171.67 and 11,821.45 is: 17,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,784.66 : 55,171.67 = 11,821.45 : x
  2. Step 2: Convert to fraction form
    36,784.66/55,171.67 = 11,821.45/x
  3. Step 3: Cross multiply
    36,784.66x = 55,171.67 × 11,821.45
  4. Step 4: Simplify right side
    36,784.66x = 652,208,892.02
  5. Step 5: Solve for x
    x = 652,208,892.02/36,784.66
  6. Step 6: Final answer
    x = 17,730.46

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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.