Home / 34,090.02-51,137.60-9,129.51

Finding the Fourth Proportional to 34,090.02, 51,137.60 and 9,129.51

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Solution

The fourth proportional to 34,090.02, 51,137.60 and 9,129.51 is: 13,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,090.02 : 51,137.60 = 9,129.51 : x
  2. Step 2: Convert to fraction form
    34,090.02/51,137.60 = 9,129.51/x
  3. Step 3: Cross multiply
    34,090.02x = 51,137.60 × 9,129.51
  4. Step 4: Simplify right side
    34,090.02x = 466,861,230.58
  5. Step 5: Solve for x
    x = 466,861,230.58/34,090.02
  6. Step 6: Final answer
    x = 13,694.95

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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.