Home / 47,740.18-71,609.81-29,025.38

Finding the Fourth Proportional to 47,740.18, 71,609.81 and 29,025.38

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Solution

The fourth proportional to 47,740.18, 71,609.81 and 29,025.38 is: 43,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,740.18 : 71,609.81 = 29,025.38 : x
  2. Step 2: Convert to fraction form
    47,740.18/71,609.81 = 29,025.38/x
  3. Step 3: Cross multiply
    47,740.18x = 71,609.81 × 29,025.38
  4. Step 4: Simplify right side
    47,740.18x = 2,078,501,980.88
  5. Step 5: Solve for x
    x = 2,078,501,980.88/47,740.18
  6. Step 6: Final answer
    x = 43,537.79

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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.