Home / 34,696.14-47,880.64-18,780.54

Finding the Fourth Proportional to 34,696.14, 47,880.64 and 18,780.54

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Solution

The fourth proportional to 34,696.14, 47,880.64 and 18,780.54 is: 25,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,696.14 : 47,880.64 = 18,780.54 : x
  2. Step 2: Convert to fraction form
    34,696.14/47,880.64 = 18,780.54/x
  3. Step 3: Cross multiply
    34,696.14x = 47,880.64 × 18,780.54
  4. Step 4: Simplify right side
    34,696.14x = 899,224,274.75
  5. Step 5: Solve for x
    x = 899,224,274.75/34,696.14
  6. Step 6: Final answer
    x = 25,917.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.