Home / 47,587.62-71,329.86-30,959.49

Finding the Fourth Proportional to 47,587.62, 71,329.86 and 30,959.49

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Solution

The fourth proportional to 47,587.62, 71,329.86 and 30,959.49 is: 46,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.62 : 71,329.86 = 30,959.49 : x
  2. Step 2: Convert to fraction form
    47,587.62/71,329.86 = 30,959.49/x
  3. Step 3: Cross multiply
    47,587.62x = 71,329.86 × 30,959.49
  4. Step 4: Simplify right side
    47,587.62x = 2,208,336,087.37
  5. Step 5: Solve for x
    x = 2,208,336,087.37/47,587.62
  6. Step 6: Final answer
    x = 46,405.68

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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.