Home / 47,463.84-71,215.40-20,796.05

Finding the Fourth Proportional to 47,463.84, 71,215.40 and 20,796.05

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Solution

The fourth proportional to 47,463.84, 71,215.40 and 20,796.05 is: 31,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,463.84 : 71,215.40 = 20,796.05 : x
  2. Step 2: Convert to fraction form
    47,463.84/71,215.40 = 20,796.05/x
  3. Step 3: Cross multiply
    47,463.84x = 71,215.40 × 20,796.05
  4. Step 4: Simplify right side
    47,463.84x = 1,480,999,249.20
  5. Step 5: Solve for x
    x = 1,480,999,249.20/47,463.84
  6. Step 6: Final answer
    x = 31,202.69

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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.