Home / 47,823.66-71,669.85-30,262.05

Finding the Fourth Proportional to 47,823.66, 71,669.85 and 30,262.05

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Solution

The fourth proportional to 47,823.66, 71,669.85 and 30,262.05 is: 45,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,823.66 : 71,669.85 = 30,262.05 : x
  2. Step 2: Convert to fraction form
    47,823.66/71,669.85 = 30,262.05/x
  3. Step 3: Cross multiply
    47,823.66x = 71,669.85 × 30,262.05
  4. Step 4: Simplify right side
    47,823.66x = 2,168,876,584.19
  5. Step 5: Solve for x
    x = 2,168,876,584.19/47,823.66
  6. Step 6: Final answer
    x = 45,351.54

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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.