Home / 34,347.54-47,393.18-20,195.22

Finding the Fourth Proportional to 34,347.54, 47,393.18 and 20,195.22

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Solution

The fourth proportional to 34,347.54, 47,393.18 and 20,195.22 is: 27,865.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347.54 : 47,393.18 = 20,195.22 : x
  2. Step 2: Convert to fraction form
    34,347.54/47,393.18 = 20,195.22/x
  3. Step 3: Cross multiply
    34,347.54x = 47,393.18 × 20,195.22
  4. Step 4: Simplify right side
    34,347.54x = 957,115,696.60
  5. Step 5: Solve for x
    x = 957,115,696.60/34,347.54
  6. Step 6: Final answer
    x = 27,865.63

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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.