Home / 47,178.45-65,072.25-27,027.99

Finding the Fourth Proportional to 47,178.45, 65,072.25 and 27,027.99

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Solution

The fourth proportional to 47,178.45, 65,072.25 and 27,027.99 is: 37,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,178.45 : 65,072.25 = 27,027.99 : x
  2. Step 2: Convert to fraction form
    47,178.45/65,072.25 = 27,027.99/x
  3. Step 3: Cross multiply
    47,178.45x = 65,072.25 × 27,027.99
  4. Step 4: Simplify right side
    47,178.45x = 1,758,772,122.28
  5. Step 5: Solve for x
    x = 1,758,772,122.28/47,178.45
  6. Step 6: Final answer
    x = 37,279.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.