Home / 47,148.73-70,696.32-15,550.18

Finding the Fourth Proportional to 47,148.73, 70,696.32 and 15,550.18

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Solution

The fourth proportional to 47,148.73, 70,696.32 and 15,550.18 is: 23,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.73 : 70,696.32 = 15,550.18 : x
  2. Step 2: Convert to fraction form
    47,148.73/70,696.32 = 15,550.18/x
  3. Step 3: Cross multiply
    47,148.73x = 70,696.32 × 15,550.18
  4. Step 4: Simplify right side
    47,148.73x = 1,099,340,501.34
  5. Step 5: Solve for x
    x = 1,099,340,501.34/47,148.73
  6. Step 6: Final answer
    x = 23,316.44

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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.