Home / 51,441.03-77,168.72-15,905.25

Finding the Fourth Proportional to 51,441.03, 77,168.72 and 15,905.25

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Solution

The fourth proportional to 51,441.03, 77,168.72 and 15,905.25 is: 23,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,441.03 : 77,168.72 = 15,905.25 : x
  2. Step 2: Convert to fraction form
    51,441.03/77,168.72 = 15,905.25/x
  3. Step 3: Cross multiply
    51,441.03x = 77,168.72 × 15,905.25
  4. Step 4: Simplify right side
    51,441.03x = 1,227,387,783.78
  5. Step 5: Solve for x
    x = 1,227,387,783.78/51,441.03
  6. Step 6: Final answer
    x = 23,860.09

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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.