Home / 47,703.28-71,554.84-18,114.08

Finding the Fourth Proportional to 47,703.28, 71,554.84 and 18,114.08

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Solution

The fourth proportional to 47,703.28, 71,554.84 and 18,114.08 is: 27,171.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,703.28 : 71,554.84 = 18,114.08 : x
  2. Step 2: Convert to fraction form
    47,703.28/71,554.84 = 18,114.08/x
  3. Step 3: Cross multiply
    47,703.28x = 71,554.84 × 18,114.08
  4. Step 4: Simplify right side
    47,703.28x = 1,296,150,096.15
  5. Step 5: Solve for x
    x = 1,296,150,096.15/47,703.28
  6. Step 6: Final answer
    x = 27,171.09

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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.