Home / 34,147.60-51,274.20-18,595.60

Finding the Fourth Proportional to 34,147.60, 51,274.20 and 18,595.60

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Solution

The fourth proportional to 34,147.60, 51,274.20 and 18,595.60 is: 27,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,147.60 : 51,274.20 = 18,595.60 : x
  2. Step 2: Convert to fraction form
    34,147.60/51,274.20 = 18,595.60/x
  3. Step 3: Cross multiply
    34,147.60x = 51,274.20 × 18,595.60
  4. Step 4: Simplify right side
    34,147.60x = 953,474,513.52
  5. Step 5: Solve for x
    x = 953,474,513.52/34,147.60
  6. Step 6: Final answer
    x = 27,922.15

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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.