Home / 47,664.90-71,503.43-18,091.19

Finding the Fourth Proportional to 47,664.90, 71,503.43 and 18,091.19

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Solution

The fourth proportional to 47,664.90, 71,503.43 and 18,091.19 is: 27,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,664.90 : 71,503.43 = 18,091.19 : x
  2. Step 2: Convert to fraction form
    47,664.90/71,503.43 = 18,091.19/x
  3. Step 3: Cross multiply
    47,664.90x = 71,503.43 × 18,091.19
  4. Step 4: Simplify right side
    47,664.90x = 1,293,582,226.08
  5. Step 5: Solve for x
    x = 1,293,582,226.08/47,664.90
  6. Step 6: Final answer
    x = 27,139.09

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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.