Home / 34,696.13-47,880.56-18,780.54

Finding the Fourth Proportional to 34,696.13, 47,880.56 and 18,780.54

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Solution

The fourth proportional to 34,696.13, 47,880.56 and 18,780.54 is: 25,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,696.13 : 47,880.56 = 18,780.54 : x
  2. Step 2: Convert to fraction form
    34,696.13/47,880.56 = 18,780.54/x
  3. Step 3: Cross multiply
    34,696.13x = 47,880.56 × 18,780.54
  4. Step 4: Simplify right side
    34,696.13x = 899,222,678.40
  5. Step 5: Solve for x
    x = 899,222,678.40/34,696.13
  6. Step 6: Final answer
    x = 25,917.09

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1.5x scale

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.