Home / 47,428.94-71,146.19-17,847.03

Finding the Fourth Proportional to 47,428.94, 71,146.19 and 17,847.03

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Solution

The fourth proportional to 47,428.94, 71,146.19 and 17,847.03 is: 26,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.94 : 71,146.19 = 17,847.03 : x
  2. Step 2: Convert to fraction form
    47,428.94/71,146.19 = 17,847.03/x
  3. Step 3: Cross multiply
    47,428.94x = 71,146.19 × 17,847.03
  4. Step 4: Simplify right side
    47,428.94x = 1,269,748,009.45
  5. Step 5: Solve for x
    x = 1,269,748,009.45/47,428.94
  6. Step 6: Final answer
    x = 26,771.59

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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.