Home / 12,338.19-18,507.24-3,573.09

Finding the Fourth Proportional to 12,338.19, 18,507.24 and 3,573.09

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Solution

The fourth proportional to 12,338.19, 18,507.24 and 3,573.09 is: 5,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338.19 : 18,507.24 = 3,573.09 : x
  2. Step 2: Convert to fraction form
    12,338.19/18,507.24 = 3,573.09/x
  3. Step 3: Cross multiply
    12,338.19x = 18,507.24 × 3,573.09
  4. Step 4: Simplify right side
    12,338.19x = 66,128,034.17
  5. Step 5: Solve for x
    x = 66,128,034.17/12,338.19
  6. Step 6: Final answer
    x = 5,359.62

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1.5x scale

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.