Home / 47,760.69-71,591.21-26,669.81

Finding the Fourth Proportional to 47,760.69, 71,591.21 and 26,669.81

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Solution

The fourth proportional to 47,760.69, 71,591.21 and 26,669.81 is: 39,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,760.69 : 71,591.21 = 26,669.81 : x
  2. Step 2: Convert to fraction form
    47,760.69/71,591.21 = 26,669.81/x
  3. Step 3: Cross multiply
    47,760.69x = 71,591.21 × 26,669.81
  4. Step 4: Simplify right side
    47,760.69x = 1,909,323,835.02
  5. Step 5: Solve for x
    x = 1,909,323,835.02/47,760.69
  6. Step 6: Final answer
    x = 39,976.89

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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.