Home / 34,097.60-51,146.40-10,731.20

Finding the Fourth Proportional to 34,097.60, 51,146.40 and 10,731.20

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Solution

The fourth proportional to 34,097.60, 51,146.40 and 10,731.20 is: 16,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,097.60 : 51,146.40 = 10,731.20 : x
  2. Step 2: Convert to fraction form
    34,097.60/51,146.40 = 10,731.20/x
  3. Step 3: Cross multiply
    34,097.60x = 51,146.40 × 10,731.20
  4. Step 4: Simplify right side
    34,097.60x = 548,862,247.68
  5. Step 5: Solve for x
    x = 548,862,247.68/34,097.60
  6. Step 6: Final answer
    x = 16,096.80

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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.